# # Wireshark tests # By Gerald Combs # # Ported from a set of Bash scripts which were copyright 2005 Ulf Lamping # # SPDX-License-Identifier: GPL-2.0-or-later # '''Decryption tests''' import os.path import shutil import subprocess from subprocesstest import grep_output, count_output import sys import sysconfig import types import pytest import binascii class TestDecrypt80211: def test_80211_wep(self, cmd_tshark, capture_file, test_env): '''IEEE 802.11 WEP''' # Included in git sources test/captures/wep.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wep.pcapng.gz'), ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.1') assert grep_output(stdout, r'Echo \(ping\) request') def test_80211_wpa_psk(self, cmd_tshark, capture_file, test_env): '''IEEE 802.11 WPA PSK''' # https://gitlab.com/wireshark/wireshark/-/wikis/uploads/__moin_import__/attachments/SampleCaptures/wpa-Induction.pcap stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-Tfields', '-e', 'http.request.uri', '-r', capture_file('wpa-Induction.pcap.gz'), '-Y', 'http', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'favicon.ico') def test_80211_wpa_eap(self, cmd_tshark, capture_file, test_env): '''IEEE 802.11 WPA EAP (EAPOL Rekey)''' # Included in git sources test/captures/wpa-eap-tls.pcap.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-eap-tls.pcap.gz'), '-Y', 'wlan.analysis.tk==7d9987daf5876249b6c773bf454a0da7', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Group Message') def test_80211_wpa_eapol_incomplete_rekeys(self, cmd_tshark, capture_file, test_env): '''WPA decode with message1+2 only and secure bit set on message 2''' # Included in git sources test/captures/wpa-test-decode.pcap.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-test-decode.pcap.gz'), '-Y', 'icmp.resp_to == 4263', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Echo') def test_80211_wpa_psk_mfp(self, cmd_tshark, capture_file, test_env): '''WPA decode management frames with MFP enabled (802.11w)''' # Included in git sources test/captures/wpa-test-decode-mgmt.pcap.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-test-decode-mgmt.pcap.gz'), '-Y', 'wlan.fixed.reason_code == 2 || wlan.fixed.category_code == 3', ), encoding='utf-8', env=test_env) assert count_output(stdout, '802.11.*SN=.*FN=.*Flags=') == 3 def test_80211_wpa2_psk_mfp(self, cmd_tshark, capture_file, features, test_env): '''IEEE 802.11 decode WPA2 PSK with MFP enabled (802.11w)''' # Included in git sources test/captures/wpa2-psk-mfp.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa2-psk-mfp.pcapng.gz'), '-Y', 'wlan.analysis.tk == 4e30e8c019bea43ea5262b10853b818d || wlan.analysis.gtk == 70cdbf2e5bc0ca22e53930818a5d80e4', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.5') # Verifies GTK is correct assert grep_output(stdout, 'DHCP Request') # Verifies TK is correct assert grep_output(stdout, r'Echo \(ping\) request') # Verifies TK is correct def test_80211_wpa_tdls(self, cmd_tshark, capture_file, features, test_env): '''WPA decode traffic in a TDLS (Tunneled Direct-Link Setup) session (802.11z)''' # Included in git sources test/captures/wpa-test-decode-tdls.pcap.gz stdout = subprocess.check_output((cmd_tshark, #'-ouat:80211_keys:"wpa-pwd","12345678"', '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-test-decode-tdls.pcap.gz'), '-Y', 'icmp', ), encoding='utf-8', env=test_env) assert count_output(stdout, 'ICMP.*Echo .ping') == 2 def test_80211_wpa3_personal(self, cmd_tshark, capture_file, test_env): '''IEEE 802.11 decode WPA3 personal / SAE''' # Included in git sources test/captures/wpa3-sae.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa3-sae.pcapng.gz'), '-Y', 'wlan.analysis.tk == 20a2e28f4329208044f4d7edca9e20a6 || wlan.analysis.gtk == 1fc82f8813160031d6bf87bca22b6354', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.18') assert grep_output(stdout, 'DHCP ACK') def test_80211_owe(self, cmd_tshark, capture_file, test_env): '''IEEE 802.11 decode OWE''' # Included in git sources test/captures/owe.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('owe.pcapng.gz'), '-Y', 'wlan.analysis.tk == 10f3deccc00d5c8f629fba7a0fff34aa || wlan.analysis.gtk == 016b04ae9e6050bcc1f940dda9ffff2b', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.2') assert grep_output(stdout, 'DHCP ACK') def test_80211_wpa3_suite_b_192(self, cmd_tshark, capture_file, test_env): '''IEEE 802.11 decode WPA3 Suite B 192-bit''' # Included in git sources test/captures/wpa3-suiteb-192.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa3-suiteb-192.pcapng.gz'), '-Tfields', '-e' 'wlan.rsn.ie.gtk_kde.gtk', '-e' 'wlan.analysis.kck', '-e' 'wlan.analysis.kek', ), encoding='utf-8', env=test_env) # Verify that correct PTKs (KCK, KEK) are derived and GTK correctly dissected assert count_output(stdout, '^29f92526ccda5a5dfa0ffa44c26f576ee2d45bae7c5f63369103b1edcab206ea\t' \ 'f49ac1a15121f1a597a60a469870450a588ef1f73a1017b1\t' \ '0289b022b4f54262048d3493834ae591e811870c4520ee1395dd215a6092fbfb$') == 1 assert count_output(stdout, '^29f92526ccda5a5dfa0ffa44c26f576ee2d45bae7c5f63369103b1edcab206ea\t' \ '1027c8d5b155ff574158bc50083e28f02e9636a2ac694901\t' \ 'd4814a364419fa881a8593083f51497fe9e30556a91cc5d0b11cd2b3226038e1$') == 1 assert count_output(stdout, '^29f92526ccda5a5dfa0ffa44c26f576ee2d45bae7c5f63369103b1edcab206ea\t' \ '35db5e208c9caff2a4e00a54c5346085abaa6f422ef6df81\t' \ 'a14d0d683c01bc631bf142e82dc4995d87364eeacfab75d74cf470683bd10c51$') == 1 def test_80211_wpa1_gtk_rekey(self, cmd_tshark, capture_file, test_env): '''Decode WPA1 with multiple GTK rekeys''' # Included in git sources test/captures/wpa1-gtk-rekey.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa1-gtk-rekey.pcapng.gz'), '-Y', 'wlan.analysis.tk == "d0e57d224c1bb8806089d8c23154074c" || wlan.analysis.gtk == "6eaf63f4ad7997ced353723de3029f4d" || wlan.analysis.gtk == "fb42811bcb59b7845376246454fbdab7"', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'DHCP Discover') assert count_output(stdout, 'ICMP.*Echo .ping') == 8 def test_80211_wpa_extended_key_id_rekey(self, cmd_tshark, capture_file, test_env): '''WPA decode for Extended Key ID''' # Included in git sources test/captures/wpa_ptk_extended_key_id.pcap.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa_ptk_extended_key_id.pcap.gz'), '-Tfields', '-e' 'wlan.fc.type_subtype', '-e' 'wlan.ra', '-e' 'wlan.analysis.tk', '-e' 'wlan.analysis.gtk', '-e' 'wlan.rsn.ie.ptk.keyid', ), encoding='utf-8', env=test_env) # Verify frames are decoded with the correct key assert count_output(stdout, '^0x0020\t33:33:00:00:00:16\t\t234a9a6ddcca3cb728751cea49d01bb0\t$') == 5 assert count_output(stdout, '^0x0020\t33:33:ff:00:00:00\t\t234a9a6ddcca3cb728751cea49d01bb0\t$') == 1 assert count_output(stdout, '^0x0020\t33:33:ff:00:03:00\t\t234a9a6ddcca3cb728751cea49d01bb0\t$') == 1 assert count_output(stdout, '^0x0020\tff:ff:ff:ff:ff:ff\t\t234a9a6ddcca3cb728751cea49d01bb0\t$') == 4 assert count_output(stdout, '^0x0028\t02:00:00:00:03:00\t618b4d1829e2a496d7fd8c034a6d024d\t\t$') == 2 assert count_output(stdout, '^0x0028\t02:00:00:00:00:00\t618b4d1829e2a496d7fd8c034a6d024d\t\t$') == 1 # Verify RSN PTK KeyID parsing assert count_output(stdout, '^0x0028\t02:00:00:00:00:00\t\t\t1$') == 1 assert count_output(stdout, '^0x0028\t02:00:00:00:00:00\tf31ecff5452f4c286cf66ef50d10dabe\t\t0$') == 1 assert count_output(stdout, '^0x0028\t02:00:00:00:00:00\t28dd851decf3f1c2a35df8bcc22fa1d2\t\t1$') == 1 def test_80211_wpa_ccmp_256(self, cmd_tshark, capture_file, features, test_env): '''IEEE 802.11 decode CCMP-256''' # Included in git sources test/captures/wpa-ccmp-256.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-ccmp-256.pcapng.gz'), '-Y', 'wlan.analysis.tk == 4e6abbcf9dc0943936700b6825952218f58a47dfdf51dbb8ce9b02fd7d2d9e40 || wlan.analysis.gtk == 502085ca205e668f7e7c61cdf4f731336bb31e4f5b28ec91860174192e9b2190', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.5') # Verifies GTK is correct assert grep_output(stdout, 'DHCP Request') # Verifies TK is correct assert grep_output(stdout, r'Echo \(ping\) request') # Verifies TK is correct def test_80211_wpa_gcmp(self, cmd_tshark, capture_file, features, test_env): '''IEEE 802.11 decode GCMP''' # Included in git sources test/captures/wpa-gcmp.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-gcmp.pcapng.gz'), '-Y', 'wlan.analysis.tk == 755a9c1c9e605d5ff62849e4a17a935c || wlan.analysis.gtk == 7ff30f7a8dd67950eaaf2f20a869a62d', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.5') # Verifies GTK is correct assert grep_output(stdout, 'DHCP Request') # Verifies TK is correct assert grep_output(stdout, r'Echo \(ping\) request') # Verifies TK is correct def test_80211_wpa_gcmp_256(self, cmd_tshark, capture_file, features, test_env): '''IEEE 802.11 decode GCMP-256''' # Included in git sources test/captures/wpa-gcmp-256.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-gcmp-256.pcapng.gz'), '-Y', 'wlan.analysis.tk == b3dc2ff2d88d0d34c1ddc421cea17f304af3c46acbbe7b6d808b6ebf1b98ec38 || wlan.analysis.gtk == a745ee2313f86515a155c4cb044bc148ae234b9c72707f772b69c2fede3e4016', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.5') # Verifies GTK is correct assert grep_output(stdout, 'DHCP Request') # Verifies TK is correct assert grep_output(stdout, r'Echo \(ping\) request') # Verifies TK is correct def test_80211_wpa2_ft_psk_no_roam(self, cmd_tshark, capture_file, test_env): '''IEEE 802.11 decode WPA2 FT PSK (without roam verification)''' # Included in git sources test/captures/wpa2-ft-psk.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa2-ft-psk.pcapng.gz'), '-Y', 'wlan.analysis.tk == ba60c7be2944e18f31949508a53ee9d6 || wlan.analysis.gtk == 6eab6a5f8d880f81104ed65ab0c74449', ), encoding='utf-8', env=test_env) # Verifies that traffic from initial authentication can be decrypted (both TK and GTK) assert count_output(stdout, 'DHCP Discover') == 2 assert count_output(stdout, 'DHCP Offer') == 1 assert count_output(stdout, 'DHCP Request') == 2 assert count_output(stdout, 'DHCP ACK') == 1 assert count_output(stdout, 'ARP.*Who has') == 3 assert count_output(stdout, 'ARP.*is at') == 1 assert count_output(stdout, r'ICMP.*Echo \(ping\)') == 2 def test_80211_wpa2_ft_psk_roam(self, cmd_tshark, capture_file, features, test_env): '''IEEE 802.11 decode WPA2 FT PSK''' # Included in git sources test/captures/wpa2-ft-psk.pcapng.gz # Verify TK and GTK for both initial authentication (AP1) and roam(AP2). stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa2-ft-psk.pcapng.gz'), '-Y', 'wlan.analysis.tk == ba60c7be2944e18f31949508a53ee9d6 || wlan.analysis.gtk == 6eab6a5f8d880f81104ed65ab0c74449 || wlan.analysis.tk == a6a3304e5a8fabe0dc427cc41a707858 || wlan.analysis.gtk == a6cc605e10878f86b20a266c9b58d230', ), encoding='utf-8', env=test_env) assert count_output(stdout, 'DHCP Discover') == 2 assert count_output(stdout, 'DHCP Offer') == 1 assert count_output(stdout, 'DHCP Request') == 2 assert count_output(stdout, 'DHCP ACK') == 1 assert count_output(stdout, 'ARP.*Who has') == 5 assert count_output(stdout, 'ARP.*is at') == 2 assert count_output(stdout, r'ICMP.*Echo \(ping\)') == 4 def test_80211_wpa2_ft_eap(self, cmd_tshark, capture_file, test_env): '''IEEE 802.11 decode WPA2 FT EAP''' # Included in git sources test/captures/wpa2-ft-eap.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa2-ft-eap.pcapng.gz'), '-Y', 'wlan.analysis.tk == 65471b64605bf2a04af296284cb4ae2a || wlan.analysis.gtk == 1783a5c28e046df6fb58cf4406c4b22c', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.1.1') # Verifies GTK decryption assert grep_output(stdout, r'Echo \(ping\) request') # Verifies TK decryption class TestDecrypt80211UserTk: def test_80211_user_tk_tkip(self, cmd_tshark, capture_file, test_env): '''IEEE 802.11 decode TKIP using user TK''' # Included in git sources test/captures/wpa1-gtk-rekey.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa1-gtk-rekey.pcapng.gz'), '-Y', 'wlan.analysis.tk == "d0e57d224c1bb8806089d8c23154074c" || wlan.analysis.gtk == "6eaf63f4ad7997ced353723de3029f4d" || wlan.analysis.gtk == "fb42811bcb59b7845376246454fbdab7"', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'DHCP Discover') assert count_output(stdout, 'ICMP.*Echo .ping') == 8 def test_80211_user_tk_ccmp(self, cmd_tshark, capture_file, features, test_env): '''IEEE 802.11 decode CCMP-128 using user TK''' # Included in git sources test/captures/wpa2-psk-mfp.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa2-psk-mfp.pcapng.gz'), '-Y', 'wlan.analysis.tk == 4e30e8c019bea43ea5262b10853b818d || wlan.analysis.gtk == 70cdbf2e5bc0ca22e53930818a5d80e4', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.5') # Verifies GTK decryption assert grep_output(stdout, 'DHCP Request') # Verifies TK decryption assert grep_output(stdout, r'Echo \(ping\) request') # Verifies TK decryption def test_80211_user_tk_ccmp_256(self, cmd_tshark, capture_file, features, test_env): '''IEEE 802.11 decode CCMP-256 using user TK''' # Included in git sources test/captures/wpa-ccmp-256.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-ccmp-256.pcapng.gz'), '-Y', 'wlan.analysis.tk == 4e6abbcf9dc0943936700b6825952218f58a47dfdf51dbb8ce9b02fd7d2d9e40 || wlan.analysis.gtk == 502085ca205e668f7e7c61cdf4f731336bb31e4f5b28ec91860174192e9b2190', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.5') # Verifies GTK decryption assert grep_output(stdout, 'DHCP Request') # Verifies TK decryption assert grep_output(stdout, r'Echo \(ping\) request') # Verifies TK decryption def test_80211_user_tk_gcmp(self, cmd_tshark, capture_file, features, test_env): '''IEEE 802.11 decode GCMP using user TK''' # Included in git sources test/captures/wpa-gcmp.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-gcmp.pcapng.gz'), '-Y', 'wlan.analysis.tk == 755a9c1c9e605d5ff62849e4a17a935c || wlan.analysis.gtk == 7ff30f7a8dd67950eaaf2f20a869a62d', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.5') # Verifies GTK decryption assert grep_output(stdout, 'DHCP Request') # Verifies TK decryption assert grep_output(stdout, r'Echo \(ping\) request') # Verifies TK decryption def test_80211_wpa_gcmp_256(self, cmd_tshark, capture_file, features, test_env): '''IEEE 802.11 decode GCMP-256 using user TK''' # Included in git sources test/captures/wpa-gcmp-256.pcapng.gz stdout = subprocess.check_output((cmd_tshark, '-o', 'wlan.enable_decryption: TRUE', '-r', capture_file('wpa-gcmp-256.pcapng.gz'), '-Y', 'wlan.analysis.tk == b3dc2ff2d88d0d34c1ddc421cea17f304af3c46acbbe7b6d808b6ebf1b98ec38 || wlan.analysis.gtk == a745ee2313f86515a155c4cb044bc148ae234b9c72707f772b69c2fede3e4016', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'Who has 192.168.5.5') # Verifies GTK decryption assert grep_output(stdout, 'DHCP Request') # Verifies TK decryption assert grep_output(stdout, r'Echo \(ping\) request') # Verifies TK decryption class TestDecryptDTLS: def test_dtls_rsa(self, cmd_tshark, capture_file, features, test_env): '''DTLS''' if not features.have_gnutls: pytest.skip('Requires GnuTLS.') # https://gitlab.com/wireshark/wireshark/-/wikis/uploads/__moin_import__/attachments/SampleCaptures/snakeoil.tgz stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('snakeoil-dtls.pcap'), '-Tfields', '-e', 'data.data', '-Y', 'data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '697420776f726b20210a') def test_dtls_psk_aes128ccm8(self, cmd_tshark, capture_file, test_env): '''DTLS 1.2 with PSK, AES-128-CCM-8''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('dtls12-aes128ccm8.pcap'), '-o', 'dtls.psk:ca19e028a8a372ad2d325f950fcaceed', '-x' ), encoding='utf-8', env=test_env) dt_count = count_output(stdout, 'Decrypted DTLS') wfm_count = count_output(stdout, 'Works for me!.') assert dt_count == 7 and wfm_count == 2 def test_dtls_dsb_aes128ccm8(self, cmd_tshark, capture_file, test_env): '''DTLS 1.2 with master secrets in a pcapng Decryption Secrets Block.''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('dtls12-aes128ccm8-dsb.pcapng'), '-x' ), encoding='utf-8', env=test_env) dt_count = count_output(stdout, 'Decrypted DTLS') wfm_count = count_output(stdout, 'Works for me!.') assert dt_count == 7 and wfm_count == 2 def test_dtls_udt(self, cmd_tshark, dirs, capture_file, features, test_env): '''UDT over DTLS 1.2 with RSA key''' if not features.have_gnutls: pytest.skip('Requires GnuTLS.') key_file = os.path.join(dirs.key_dir, 'udt-dtls.key') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('udt-dtls.pcapng.gz'), '-o', 'dtls.keys_list:0.0.0.0,0,data,{}'.format(key_file), '-Y', 'dtls && udt.type==ack', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'UDT') class TestDecryptTLS: def test_tls_rsa(self, cmd_tshark, capture_file, features, test_env): '''TLS using the server's private RSA key.''' if not features.have_gnutls: pytest.skip('Requires GnuTLS.') # https://gitlab.com/wireshark/wireshark/-/wikis/uploads/__moin_import__/attachments/SampleCaptures/snakeoil2_070531.tgz stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('rsasnakeoil2.pcap'), '-Tfields', '-e', 'http.request.uri', '-Y', 'http', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'favicon.ico') def test_tls_rsa_pq(self, cmd_tshark, dirs, capture_file, features, test_env): '''TLS using the server's private key with p < q (test whether libgcrypt is correctly called)''' if not features.have_gnutls: pytest.skip('Requires GnuTLS.') key_file = os.path.join(dirs.key_dir, 'rsa-p-lt-q.key') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('rsa-p-lt-q.pcap'), '-o', 'tls.keys_list:0.0.0.0,443,http,{}'.format(key_file), '-Tfields', '-e', 'http.request.uri', '-Y', 'http', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '/') def test_tls_rsa_privkeys_uat(self, cmd_tshark, dirs, capture_file, features, test_env): '''Check TLS decryption works using the rsa_keys UAT.''' if not features.have_gnutls: pytest.skip('Requires GnuTLS.') key_file = os.path.join(dirs.key_dir, 'rsa-p-lt-q.key') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('rsa-p-lt-q.pcap'), '-o', 'uat:rsa_keys:"{}",""'.format(key_file.replace('\\', '\\x5c')), '-Tfields', '-e', 'http.request.uri', '-Y', 'http', ), encoding='utf-8', env=test_env) assert '/' in stdout def test_tls_rsa_with_password(self, cmd_tshark, capture_file, features, test_env): '''TLS using the server's private key with password''' if not features.have_gnutls: pytest.skip('Requires GnuTLS.') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('dmgr.pcapng'), '-Tfields', '-e', 'http.request.uri', '-Y', 'http', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'unsecureLogon.jsp') def test_tls_master_secret(self, cmd_tshark, dirs, capture_file, test_env): '''TLS using the master secret and ssl.keylog_file preference aliasing''' key_file = os.path.join(dirs.key_dir, 'dhe1_keylog.dat') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('dhe1.pcapng.gz'), '-o', 'ssl.keylog_file: {}'.format(key_file), '-o', 'tls.desegment_ssl_application_data: FALSE', '-o', 'http.tls.port: 443', '-Tfields', '-e', 'http.request.method', '-e', 'http.request.uri', '-e', 'http.request.version', '-Y', 'http', ), encoding='utf-8', env=test_env) assert grep_output(stdout, r'GET\s+/test\s+HTTP/1.0') def test_tls12_renegotiation(self, cmd_tshark, dirs, capture_file, features, test_env): '''TLS 1.2 with renegotiation''' if not features.have_gnutls: pytest.skip('Requires GnuTLS.') key_file = os.path.join(dirs.key_dir, 'rsasnakeoil2.key') # Test protocol alias while at it (ssl -> tls) stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('tls-renegotiation.pcap'), '-o', 'tls.keys_list:0.0.0.0,4433,http,{}'.format(key_file), '-d', 'tcp.port==4433,ssl', '-Tfields', '-e', 'http.content_length', '-Y', 'http', ), encoding='utf-8', env=test_env) count_0 = count_output(stdout, '^0$') count_2151 = count_output(stdout, '^2151$') assert count_0 == 1 and count_2151 == 1 def test_tls12_psk_aes128ccm(self, cmd_tshark, capture_file, test_env): '''TLS 1.2 with PSK, AES-128-CCM''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('tls12-aes128ccm.pcap'), '-o', 'tls.psk:ca19e028a8a372ad2d325f950fcaceed', '-q', '-z', 'follow,tls,ascii,0', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'http://www.gnu.org/software/gnutls') def test_tls12_psk_aes256gcm(self, cmd_tshark, capture_file, test_env): '''TLS 1.2 with PSK, AES-256-GCM''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('tls12-aes256gcm.pcap'), '-o', 'tls.psk:ca19e028a8a372ad2d325f950fcaceed', '-q', '-z', 'follow,tls,ascii,0', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'http://www.gnu.org/software/gnutls') def test_tls12_chacha20poly1305(self, cmd_tshark, dirs, features, capture_file, test_env): '''TLS 1.2 with ChaCha20-Poly1305''' key_file = os.path.join(dirs.key_dir, 'tls12-chacha20poly1305.keys') ciphers=[ 'ECDHE-ECDSA-CHACHA20-POLY1305', 'ECDHE-RSA-CHACHA20-POLY1305', 'DHE-RSA-CHACHA20-POLY1305', 'RSA-PSK-CHACHA20-POLY1305', 'DHE-PSK-CHACHA20-POLY1305', 'ECDHE-PSK-CHACHA20-POLY1305', 'PSK-CHACHA20-POLY1305', ] stream = 0 for cipher in ciphers: stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('tls12-chacha20poly1305.pcap'), '-o', 'tls.keylog_file: {}'.format(key_file), '-q', '-z', 'follow,tls,ascii,{}'.format(stream), ), encoding='utf-8', env=test_env) stream += 1 assert grep_output(stdout, 'Cipher is {}'.format(cipher)) def test_tls13_chacha20poly1305(self, cmd_tshark, dirs, features, capture_file, test_env): '''TLS 1.3 with ChaCha20-Poly1305''' key_file = os.path.join(dirs.key_dir, 'tls13-20-chacha20poly1305.keys') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('tls13-20-chacha20poly1305.pcap'), '-o', 'tls.keylog_file: {}'.format(key_file), '-q', '-z', 'follow,tls,ascii,0', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'TLS13-CHACHA20-POLY1305-SHA256') def test_tls13_rfc8446(self, cmd_tshark, dirs, features, capture_file, test_env): '''TLS 1.3 (normal session, then early data followed by normal data).''' key_file = os.path.join(dirs.key_dir, 'tls13-rfc8446.keys') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('tls13-rfc8446.pcap'), '-otls.keylog_file:{}'.format(key_file), '-Y', 'http', '-Tfields', '-e', 'frame.number', '-e', 'http.request.uri', '-e', 'http.file_data', '-E', 'separator=|', ), encoding='utf-8', env=test_env) first_response = binascii.hexlify(b'Request for /first, version TLSv1.3, Early data: no\n').decode("ascii") early_response = binascii.hexlify(b'Request for /early, version TLSv1.3, Early data: yes\n').decode("ascii") second_response = binascii.hexlify(b'Request for /second, version TLSv1.3, Early data: yes\n').decode("ascii") # assert [ # r'5|/first|', # fr'6||{first_response}', # r'8|/early|', # fr'10||{early_response}', # r'12|/second|', # fr'13||{second_response}', # ] == stdout.splitlines() assert [ r'5|/first|', fr'6|/first|{first_response}', r'8|/early|', fr'10|/early|{early_response}', r'12|/second|', fr'13|/second|{second_response}', ] == stdout.splitlines() def test_tls13_rfc8446_noearly(self, cmd_tshark, dirs, features, capture_file, test_env): '''TLS 1.3 (with undecryptable early data).''' key_file = os.path.join(dirs.key_dir, 'tls13-rfc8446-noearly.keys') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('tls13-rfc8446.pcap'), '-otls.keylog_file:{}'.format(key_file), '-Y', 'http', '-Tfields', '-e', 'frame.number', '-e', 'http.request.uri', '-e', 'http.file_data', '-E', 'separator=|', ), encoding='utf-8', env=test_env) first_response = binascii.hexlify(b'Request for /first, version TLSv1.3, Early data: no\n').decode("ascii") early_response = binascii.hexlify(b'Request for /early, version TLSv1.3, Early data: yes\n').decode("ascii") second_response = binascii.hexlify(b'Request for /second, version TLSv1.3, Early data: yes\n').decode("ascii") # assert [ # r'5|/first|', # fr'6||{first_response}', # fr'10||{early_response}', # r'12|/second|', # fr'13||{second_response}', # ] == stdout.splitlines() assert [ r'5|/first|', fr'6|/first|{first_response}', fr'10||{early_response}', r'12|/second|', fr'13|/second|{second_response}', ] == stdout.splitlines() def test_tls12_dsb(self, cmd_tshark, capture_file, test_env): '''TLS 1.2 with master secrets in pcapng Decryption Secrets Blocks.''' output = subprocess.check_output((cmd_tshark, '-r', capture_file('tls12-dsb.pcapng'), '-Tfields', '-e', 'http.host', '-e', 'http.response.code', '-Y', 'http', ), encoding='utf-8', env=test_env) assert 'example.com\t\n\t200\nexample.net\t\n\t200\n' == output def test_tls_over_tls(self, cmd_tshark, dirs, capture_file, features, test_env): '''TLS using the server's private key with p < q (test whether libgcrypt is correctly called)''' if not features.have_gnutls: pytest.skip('Requires GnuTLS.') key_file = os.path.join(dirs.key_dir, 'tls-over-tls.key') output = subprocess.check_output((cmd_tshark, '-r', capture_file('tls-over-tls.pcapng.gz'), '-o', 'tls.keys_list:0.0.0.0,443,http,{}'.format(key_file), '-z', 'expert,tls.handshake.certificates', '-Tfields', '-e', 'tls.handshake.certificate_length', '-Y', 'tls.handshake.certificates', ), encoding='utf-8', env=test_env) assert '1152,1115,1352\n1152\n1412,1434,1382\n' == output class TestDecryptZigbee: def test_zigbee(self, cmd_tshark, capture_file, test_env): '''ZigBee''' # https://gitlab.com/wireshark/wireshark/-/issues/7022 stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('sample_control4_2012-03-24.pcap'), '-Tfields', '-e', 'data.data', '-Y', 'zbee_aps', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '3067636338652063342e646d2e747620') class TestDecryptANSIC122: def test_ansi_c1222(self, cmd_tshark, capture_file, test_env): '''ANSI C12.22''' # https://gitlab.com/wireshark/wireshark/-/issues/9196 stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('c1222_std_example8.pcap'), '-o', 'c1222.decrypt: TRUE', '-o', 'c1222.baseoid: 2.16.124.113620.1.22.0', '-Tfields', '-e', 'c1222.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '00104d414e55464143545552455220534e2092') class TestDecryptDVBCI: def test_dvb_ci(self, cmd_tshark, capture_file, test_env): '''DVB-CI''' # simplified version of the sample capture in # https://gitlab.com/wireshark/wireshark/-/issues/6700 stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('dvb-ci_UV1_0000.pcap'), '-o', 'dvb-ci.sek: 00000000000000000000000000000000', '-o', 'dvb-ci.siv: 00000000000000000000000000000000', '-Tfields', '-e', 'dvb-ci.cc.sac.padding', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '800000000000000000000000') class TestDecryptIPsec: def test_ipsec_esp(self, cmd_tshark, capture_file, test_env): '''IPsec ESP''' # https://gitlab.com/wireshark/wireshark/-/issues/12671 stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('esp-bug-12671.pcapng.gz'), '-o', 'esp.enable_encryption_decode: TRUE', '-Tfields', '-e', 'data.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '08090a0b0c0d0e0f1011121314151617') class TestDecryptIkeIsakmp: def test_ikev1_certs(self, cmd_tshark, capture_file, test_env): '''IKEv1 (ISAKMP) with certificates''' # https://gitlab.com/wireshark/wireshark/-/issues/7951 stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev1-certs.pcap'), '-Tfields', '-e', 'x509sat.printableString', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'OpenSwan') def test_ikev1_simultaneous(self, cmd_tshark, capture_file, test_env): '''IKEv1 (ISAKMP) simultaneous exchanges''' # https://gitlab.com/wireshark/wireshark/-/issues/12610 stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev1-bug-12610.pcapng.gz'), '-Tfields', '-e', 'isakmp.hash', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'b52521f774967402c9f6cee95fd17e5b') def test_ikev1_unencrypted(self, cmd_tshark, capture_file, test_env): '''IKEv1 (ISAKMP) unencrypted phase 1''' # https://gitlab.com/wireshark/wireshark/-/issues/12620 stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev1-bug-12620.pcapng.gz'), '-Tfields', '-e', 'isakmp.hash', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '40043b640f4373250d5ac3a1fb63153c') def test_ikev2_3des_sha160(self, cmd_tshark, capture_file, test_env): '''IKEv2 decryption test (3DES-CBC/SHA1_160)''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev2-decrypt-3des-sha1_160.pcap'), '-Tfields', '-e', 'isakmp.auth.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '02f7a0d5f1fdc8ea81039818c65bb9bd09af9b8917319b887ff9ba3046c344c7') def test_ikev2_aes128_ccm12(self, cmd_tshark, capture_file, test_env): '''IKEv2 decryption test (AES-128-CCM-12) - with CBC-MAC verification''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev2-decrypt-aes128ccm12.pcap'), '-Tfields', '-e', 'isakmp.auth.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'c2104394299e1ffe7908ea720ad5d13717a0d454e4fa0a2128ea689411f479c4') def test_ikev2_aes128_ccm12_2(self, cmd_tshark, capture_file, test_env): '''IKEv2 decryption test (AES-128-CCM-12 using CTR mode, without checksum)''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev2-decrypt-aes128ccm12-2.pcap'), '-Tfields', '-e', 'isakmp.auth.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'aaa281c87b4a19046c57271d557488ca413b57228cb951f5fa9640992a0285b9') def test_ikev2_aes192ctr_sha512(self, cmd_tshark, capture_file, test_env): '''IKEv2 decryption test (AES-192-CTR/SHA2-512)''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev2-decrypt-aes192ctr.pcap'), '-Tfields', '-e', 'isakmp.auth.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '3ec23dcf9348485638407c754547aeb3085290082c49f583fdbae59263a20b4a') def test_ikev2_aes256cbc_sha256(self, cmd_tshark, capture_file, test_env): '''IKEv2 decryption test (AES-256-CBC/SHA2-256)''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev2-decrypt-aes256cbc.pcapng'), '-Tfields', '-e', 'isakmp.auth.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'e1a8d550064201a7ec024a85758d0673c61c5c510ac13bcd225d6327f50da3d3') def test_ikev2_aes256ccm16(self, cmd_tshark, capture_file, test_env): '''IKEv2 decryption test (AES-256-CCM-16)''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev2-decrypt-aes256ccm16.pcapng'), '-Tfields', '-e', 'isakmp.auth.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'fa2e74bdc01e30fb0b3ddc9723c9449095969da51f69e560209d2c2b7940210a') def test_ikev2_aes256gcm16(self, cmd_tshark, capture_file, test_env): '''IKEv2 decryption test (AES-256-GCM-16)''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev2-decrypt-aes256gcm16.pcap'), '-Tfields', '-e', 'isakmp.auth.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '9ab71f14ab553cad873a1aa70b99df155dee77cdcf3694b3b7527acbb9712ded') def test_ikev2_aes256gcm8(self, cmd_tshark, capture_file, test_env): '''IKEv2 decryption test (AES-256-GCM-8)''' stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('ikev2-decrypt-aes256gcm8.pcap'), '-Tfields', '-e', 'isakmp.auth.data', ), encoding='utf-8', env=test_env) assert grep_output(stdout, '4a66d822d0afbc22ad9a92a2cf4287c920ad8ac3b069a4a7e75fe0a5d499f914') class TestDecryptHttp2: def test_http2(self, cmd_tshark, capture_file, features, test_env): '''HTTP2 (HPACK)''' if not features.have_nghttp2: pytest.skip('Requires nghttp2.') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('packet-h2-14_headers.pcapng'), '-Tfields', '-e', 'http2.header.value', '-d', 'tcp.port==3000,http2', ), encoding='utf-8', env=test_env) assert grep_output(stdout, 'nghttp2') class TestDecryptKerberos: def test_kerberos(self, cmd_tshark, dirs, features, capture_file, test_env): '''Kerberos''' # Files are from krb-816.zip on the SampleCaptures page. if not features.have_kerberos: pytest.skip('Requires kerberos.') keytab_file = os.path.join(dirs.key_dir, 'krb-816.keytab') stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('krb-816.pcap.gz'), '-o', 'kerberos.decrypt: TRUE', '-o', 'kerberos.file: {}'.format(keytab_file), '-Tfields', '-e', 'kerberos.keyvalue', ), encoding='utf-8', env=test_env) # keyvalue: ccda7d48219f73c3b28311c4ba7242b3 assert grep_output(stdout, 'ccda7d48219f73c3b28311c4ba7242b3') @pytest.fixture def run_wireguard_test(cmd_tshark, capture_file, result_file, features, test_env): def runOne(self, args, keylog=None, pcap_file='wireguard-ping-tcp.pcap'): if keylog: keylog_file = result_file('wireguard.keys') args += ['-owg.keylog_file:%s' % keylog_file] with open(keylog_file, 'w') as f: f.write("\n".join(keylog)) stdout = subprocess.check_output([cmd_tshark, '-r', capture_file(pcap_file)] + args, encoding='utf-8', env=test_env) return stdout.splitlines() return runOne class TestDecryptWireguard: # The "foo_alt" keys are similar as "foo" except that some bits are changed. # The crypto library should be able to handle this and internally the # dissector uses MSB to recognize whether a private key is set. key_Spriv_i = 'AKeZaHwBxjiKLFnkY2unvEdOTtg4AL+M9dQXfopFVFk=' key_Spriv_i_alt = 'B6eZaHwBxjiKLFnkY2unvEdOTtg4AL+M9dQXfopFVJk=' key_Spub_i = 'Igge9KzRytKNwrgkzDE/8hrLu6Ly0OqVdvOPWhA5KR4=' key_Spriv_r = 'cFIxTUyBs1Qil414hBwEgvasEax8CKJ5IS5ZougplWs=' key_Spub_r = 'YDCttCs9e1J52/g9vEnwJJa+2x6RqaayAYMpSVQfGEY=' key_Epriv_i0 = 'sLGLJSOQfyz7JNJ5ZDzFf3Uz1rkiCMMjbWerNYcPFFU=' key_Epriv_i0_alt = 't7GLJSOQfyz7JNJ5ZDzFf3Uz1rkiCMMjbWerNYcPFJU=' key_Epriv_r0 = 'QC4/FZKhFf0b/eXEcCecmZNt6V6PXmRa4EWG1PIYTU4=' key_Epriv_i1 = 'ULv83D+y3vA0t2mgmTmWz++lpVsrP7i4wNaUEK2oX0E=' key_Epriv_r1 = 'sBv1dhsm63cbvWMv/XML+bvynBp9PTdY9Vvptu3HQlg=' # Ephemeral keys and PSK for wireguard-psk.pcap key_Epriv_i2 = 'iCv2VTi/BC/q0egU931KXrrQ4TSwXaezMgrhh7uCbXs=' key_Epriv_r2 = '8G1N3LnEqYC7+NW/b6mqceVUIGBMAZSm+IpwG1U0j0w=' key_psk2 = '//////////////////////////////////////////8=' key_Epriv_i3 = '+MHo9sfkjPsjCx7lbVhRLDvMxYvTirOQFDSdzAW6kUQ=' key_Epriv_r3 = '0G6t5j1B/We65MXVEBIGuRGYadwB2ITdvJovtAuATmc=' key_psk3 = 'iIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIiIg=' # dummy key that should not work with anything. key_dummy = 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx=' def test_mac1_public(self, run_wireguard_test): """Check that MAC1 identification using public keys work.""" lines = run_wireguard_test(self, [ '-ouat:wg_keys:"Public","%s"' % self.key_Spub_i, '-ouat:wg_keys:"Public","%s"' % self.key_Spub_r, '-Y', 'wg.receiver_pubkey', '-Tfields', '-e', 'frame.number', '-e', 'wg.receiver_pubkey', '-e', 'wg.receiver_pubkey.known_privkey', ]) assert len(lines) == 4 assert '1\t%s\tFalse' % self.key_Spub_r in lines assert '2\t%s\tFalse' % self.key_Spub_i in lines assert '13\t%s\tFalse' % self.key_Spub_r in lines assert '14\t%s\tFalse' % self.key_Spub_i in lines def test_mac1_private(self, run_wireguard_test): """Check that MAC1 identification using private keys work.""" lines = run_wireguard_test(self, [ '-ouat:wg_keys:"Private","%s"' % self.key_Spriv_i, '-ouat:wg_keys:"Private","%s"' % self.key_Spriv_r, '-Y', 'wg.receiver_pubkey', '-Tfields', '-e', 'frame.number', '-e', 'wg.receiver_pubkey', '-e', 'wg.receiver_pubkey.known_privkey', ]) assert len(lines) == 4 assert '1\t%s\tTrue' % self.key_Spub_r in lines assert '2\t%s\tTrue' % self.key_Spub_i in lines assert '13\t%s\tTrue' % self.key_Spub_r in lines assert '14\t%s\tTrue' % self.key_Spub_i in lines def test_decrypt_initiation_sprivr(self, run_wireguard_test): """Check for partial decryption using Spriv_r.""" lines = run_wireguard_test(self, [ '-ouat:wg_keys:"Private","%s"' % self.key_Spriv_r, '-Y', 'wg.type==1', '-Tfields', '-e', 'frame.number', '-e', 'wg.static', '-e', 'wg.static.known_pubkey', '-e', 'wg.static.known_privkey', '-e', 'wg.timestamp.nanoseconds', ]) # static pubkey is unknown because Spub_i is not added to wg_keys. assert '1\t%s\tFalse\tFalse\t%s' % (self.key_Spub_i, '356537872') in lines assert '13\t%s\tFalse\tFalse\t%s' % (self.key_Spub_i, '490514356') in lines def test_decrypt_initiation_ephemeral_only(self, run_wireguard_test): """Check for partial decryption using Epriv_i.""" lines = run_wireguard_test(self, [ '-ouat:wg_keys:"Public","%s"' % self.key_Spub_r, '-Y', 'wg.type==1', '-Tfields', '-e', 'frame.number', '-e', 'wg.ephemeral.known_privkey', '-e', 'wg.static', '-e', 'wg.timestamp.nanoseconds', ], keylog=[ 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_i0, 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_i1, ]) # The current implementation tries to write as much decrypted data as # possible, even if the full handshake cannot be derived. assert '1\tTrue\t%s\t%s' % (self.key_Spub_i, '') in lines assert '13\tTrue\t%s\t%s' % (self.key_Spub_i, '') in lines def test_decrypt_full_initiator(self, run_wireguard_test): """ Check for full handshake decryption using Spriv_r + Epriv_i. The public key Spub_r is provided via the key log as well. """ lines = run_wireguard_test(self, [ '-Tfields', '-e', 'frame.number', '-e', 'wg.ephemeral.known_privkey', '-e', 'wg.static', '-e', 'wg.timestamp.nanoseconds', '-e', 'wg.handshake_ok', '-e', 'icmp.type', '-e', 'tcp.dstport', ], keylog=[ ' REMOTE_STATIC_PUBLIC_KEY = %s' % self.key_Spub_r, ' LOCAL_STATIC_PRIVATE_KEY = %s' % self.key_Spriv_i_alt, ' LOCAL_EPHEMERAL_PRIVATE_KEY = %s' % self.key_Epriv_i0_alt, ' LOCAL_EPHEMERAL_PRIVATE_KEY = %s' % self.key_Epriv_i1, ]) assert '1\tTrue\t%s\t%s\t\t\t' % (self.key_Spub_i, '356537872') in lines assert '2\tFalse\t\t\tTrue\t\t' in lines assert '3\t\t\t\t\t8\t' in lines assert '4\t\t\t\t\t0\t' in lines assert '13\tTrue\t%s\t%s\t\t\t' % (self.key_Spub_i, '490514356') in lines assert '14\tFalse\t\t\tTrue\t\t' in lines assert '17\t\t\t\t\t\t443' in lines assert '18\t\t\t\t\t\t49472' in lines def test_decrypt_wg_full_initiator_dsb(self, run_wireguard_test): """ Similar to test_decrypt_full_initiator, but using decryption keys embedded in the pcapng file. The embedded secrets do not contain leading spaces nor spaces around the '=' character. """ lines = run_wireguard_test(self, [ '-Tfields', '-e', 'frame.number', '-e', 'wg.ephemeral.known_privkey', '-e', 'wg.static', '-e', 'wg.timestamp.nanoseconds', '-e', 'wg.handshake_ok', '-e', 'icmp.type', '-e', 'tcp.dstport', ], pcap_file='wireguard-ping-tcp-dsb.pcapng') assert '1\tTrue\t%s\t%s\t\t\t' % (self.key_Spub_i, '356537872') in lines assert '2\tFalse\t\t\tTrue\t\t' in lines assert '3\t\t\t\t\t8\t' in lines assert '4\t\t\t\t\t0\t' in lines assert '13\tTrue\t%s\t%s\t\t\t' % (self.key_Spub_i, '490514356') in lines assert '14\tFalse\t\t\tTrue\t\t' in lines assert '17\t\t\t\t\t\t443' in lines assert '18\t\t\t\t\t\t49472' in lines def test_decrypt_full_responder(self, run_wireguard_test): """Check for full handshake decryption using responder secrets.""" lines = run_wireguard_test(self, [ '-Tfields', '-e', 'frame.number', '-e', 'wg.ephemeral.known_privkey', '-e', 'wg.static', '-e', 'wg.timestamp.nanoseconds', '-e', 'wg.handshake_ok', '-e', 'icmp.type', '-e', 'tcp.dstport', ], keylog=[ 'REMOTE_STATIC_PUBLIC_KEY=%s' % self.key_Spub_i, 'LOCAL_STATIC_PRIVATE_KEY=%s' % self.key_Spriv_r, 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_r0, 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_r1, ]) assert '1\tFalse\t%s\t%s\t\t\t' % (self.key_Spub_i, '356537872') in lines assert '2\tTrue\t\t\tTrue\t\t' in lines assert '3\t\t\t\t\t8\t' in lines assert '4\t\t\t\t\t0\t' in lines assert '13\tFalse\t%s\t%s\t\t\t' % (self.key_Spub_i, '490514356') in lines assert '14\tTrue\t\t\tTrue\t\t' in lines assert '17\t\t\t\t\t\t443' in lines assert '18\t\t\t\t\t\t49472' in lines def test_decrypt_psk_initiator(self, run_wireguard_test): """Check whether PSKs enable decryption for initiation keys.""" lines = run_wireguard_test(self, [ '-Tfields', '-e', 'frame.number', '-e', 'wg.handshake_ok', ], keylog=[ 'REMOTE_STATIC_PUBLIC_KEY = %s' % self.key_Spub_r, 'LOCAL_STATIC_PRIVATE_KEY = %s' % self.key_Spriv_i, 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_i2, 'PRESHARED_KEY=%s' % self.key_psk2, 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_r3, 'PRESHARED_KEY=%s' % self.key_psk3, ], pcap_file='wireguard-psk.pcap') assert '2\tTrue' in lines assert '4\tTrue' in lines def test_decrypt_psk_responder(self, run_wireguard_test): """Check whether PSKs enable decryption for responder keys.""" lines = run_wireguard_test(self, [ '-Tfields', '-e', 'frame.number', '-e', 'wg.handshake_ok', ], keylog=[ 'REMOTE_STATIC_PUBLIC_KEY=%s' % self.key_Spub_i, 'LOCAL_STATIC_PRIVATE_KEY=%s' % self.key_Spriv_r, # Epriv_r2 needs psk2. This tests handling of duplicate ephemeral # keys with multiple PSKs. It should not have adverse effects. 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_r2, 'PRESHARED_KEY=%s' % self.key_dummy, 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_r2, 'PRESHARED_KEY=%s' % self.key_psk2, 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_i3, 'PRESHARED_KEY=%s' % self.key_psk3, # Epriv_i3 needs psk3, this tests that additional keys again have no # bad side-effects. 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_i3, 'PRESHARED_KEY=%s' % self.key_dummy, ], pcap_file='wireguard-psk.pcap') assert '2\tTrue' in lines assert '4\tTrue' in lines def test_decrypt_psk_wrong_orderl(self, run_wireguard_test): """Check that the wrong order of lines indeed fail decryption.""" lines = run_wireguard_test(self, [ '-Tfields', '-e', 'frame.number', '-e', 'wg.handshake_ok', ], keylog=[ 'REMOTE_STATIC_PUBLIC_KEY=%s' % self.key_Spub_i, 'LOCAL_STATIC_PRIVATE_KEY=%s' % self.key_Spriv_r, 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_r2, 'LOCAL_EPHEMERAL_PRIVATE_KEY=%s' % self.key_Epriv_i3, 'PRESHARED_KEY=%s' % self.key_psk2, # note: swapped with previous line 'PRESHARED_KEY=%s' % self.key_psk3, ], pcap_file='wireguard-psk.pcap') assert '2\tFalse' in lines assert '4\tFalse' in lines class TestDecryptKnxip: # Capture files for these tests contain single telegrams. # For realistic (live captured) KNX/IP telegram sequences, see: # https://gitlab.com/wireshark/wireshark/-/issues/14825 def test_knxip_data_security_decryption_ok(self, cmd_tshark, capture_file, test_env): '''KNX/IP: Data Security decryption OK''' # capture_file('knxip_DataSec.pcap') contains KNX/IP ConfigReq DataSec PropExtValueWriteCon telegram stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('knxip_DataSec.pcap'), '-o', 'kip.key_1:00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F', ), encoding='utf-8', env=test_env) assert grep_output(stdout, ' DataSec ') assert grep_output(stdout, ' PropExtValueWriteCon ') def test_knxip_data_security_decryption_fails(self, cmd_tshark, capture_file, test_env): '''KNX/IP: Data Security decryption fails''' # capture_file('knxip_DataSec.pcap') contains KNX/IP ConfigReq DataSec PropExtValueWriteCon telegram stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('knxip_DataSec.pcap'), '-o', 'kip.key_1:""', # "" is really necessary, otherwise test fails ), encoding='utf-8', env=test_env) assert grep_output(stdout, ' DataSec ') assert not grep_output(stdout, ' PropExtValueWriteCon ') def test_knxip_secure_wrapper_decryption_ok(self, cmd_tshark, capture_file, test_env): '''KNX/IP: SecureWrapper decryption OK''' # capture_file('knxip_SecureWrapper.pcap') contains KNX/IP SecureWrapper RoutingInd telegram stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('knxip_SecureWrapper.pcap'), '-o', 'kip.key_1:00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F', ), encoding='utf-8', env=test_env) assert grep_output(stdout, ' SecureWrapper ') assert grep_output(stdout, ' RoutingInd ') def test_knxip_secure_wrapper_decryption_fails(self, cmd_tshark, capture_file, test_env): '''KNX/IP: SecureWrapper decryption fails''' # capture_file('knxip_SecureWrapper.pcap') contains KNX/IP SecureWrapper RoutingInd telegram stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('knxip_SecureWrapper.pcap'), '-o', 'kip.key_1:""', # "" is really necessary, otherwise test fails ), encoding='utf-8', env=test_env) assert grep_output(stdout, ' SecureWrapper ') assert not grep_output(stdout, ' RoutingInd ') def test_knxip_timer_notify_authentication_ok(self, cmd_tshark, capture_file, test_env): '''KNX/IP: TimerNotify authentication OK''' # capture_file('knxip_TimerNotify.pcap') contains KNX/IP TimerNotify telegram stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('knxip_TimerNotify.pcap'), '-o', 'kip.key_1:00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F', ), encoding='utf-8', env=test_env) assert grep_output(stdout, ' TimerNotify ') assert grep_output(stdout, ' OK$') def test_knxip_timer_notify_authentication_fails(self, cmd_tshark, capture_file, test_env): '''KNX/IP: TimerNotify authentication fails''' # capture_file('knxip_TimerNotify.pcap') contains KNX/IP TimerNotify telegram stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('knxip_TimerNotify.pcap'), '-o', 'kip.key_1:""', # "" is really necessary, otherwise test fails ), encoding='utf-8', env=test_env) assert grep_output(stdout, ' TimerNotify ') assert not grep_output(stdout, ' OK$') def test_knxip_keyring_xml_import(self, cmd_tshark, dirs, capture_file, test_env): '''KNX/IP: keyring.xml import''' # key_file "keyring.xml" contains KNX decryption keys key_file = os.path.join(dirs.key_dir, 'knx_keyring.xml') # capture_file('empty.pcap') is empty # Write extracted key info to stdout stdout = subprocess.check_output((cmd_tshark, '-o', 'kip.key_file:' + key_file, '-o', 'kip.key_info_file:-', '-r', capture_file('empty.pcap'), ), encoding='utf-8', env=test_env) assert grep_output(stdout, '^MCA 224[.]0[.]23[.]12 key A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 AA AB AC AD AE AF$') assert grep_output(stdout, '^GA 1/7/131 sender 1[.]1[.]1$') assert grep_output(stdout, '^GA 1/7/131 sender 1[.]1[.]3$') assert grep_output(stdout, '^GA 1/7/131 sender 1[.]1[.]4$') assert grep_output(stdout, '^GA 1/7/132 sender 1[.]1[.]2$') assert grep_output(stdout, '^GA 1/7/132 sender 1[.]1[.]4$') assert grep_output(stdout, '^GA 6/7/191 sender 1[.]1[.]1$') assert grep_output(stdout, '^GA 0/1/0 sender 1[.]1[.]1$') assert grep_output(stdout, '^GA 0/1/0 sender 1[.]1[.]3$') assert grep_output(stdout, '^GA 0/1/0 sender 1[.]1[.]4$') assert grep_output(stdout, '^GA 0/1/0 key A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 AA AB AC AD AE AF$') assert grep_output(stdout, '^GA 1/7/131 key A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 AA AB AC AD AE AF$') assert grep_output(stdout, '^GA 1/7/132 key A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 AA AB AC AD AE AF$') assert grep_output(stdout, '^GA 6/7/191 key A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 AA AB AC AD AE AF$') assert grep_output(stdout, '^IA 1[.]1[.]1 key B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF$') assert grep_output(stdout, '^IA 1[.]1[.]1 SeqNr 45678$') assert grep_output(stdout, '^IA 1[.]1[.]2 key B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF$') assert grep_output(stdout, '^IA 1[.]1[.]2 SeqNr 34567$') assert grep_output(stdout, '^IA 1[.]1[.]3 key B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF$') assert grep_output(stdout, '^IA 1[.]1[.]3 SeqNr 23456$') assert grep_output(stdout, '^IA 1[.]1[.]4 key B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF$') assert grep_output(stdout, '^IA 1[.]1[.]4 SeqNr 12345$') assert grep_output(stdout, '^IA 2[.]1[.]0 key B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF$') assert grep_output(stdout, '^IA 2[.]1[.]0 SeqNr 1234$') @pytest.fixture(scope='session') def softhsm_paths(features): if sys.platform == 'win32': search_path = os.getenv('PATH') + r';C:\SoftHSM2\bin' else: search_path = None softhsm_tool = shutil.which('softhsm2-util', path=search_path) if not softhsm_tool: # Note: do not fallback to SoftHSMv1. While available on Ubuntu 14.04 # (and 16.04), it is built with botan < 1.11.10 which causes a crash due # to a conflict with the GMP library that is also used by GnuTLS/nettle. # See https://github.com/randombit/botan/issues/1090 pytest.skip('SoftHSM is not found') # Find provider library path. bindir = os.path.dirname(softhsm_tool) libdir = os.path.join(os.path.dirname(bindir), 'lib') if sys.platform == 'win32': libdirs = [libdir, bindir] if features.have_x64: name = 'softhsm2-x64.dll' else: name = 'softhsm2.dll' else: # Look in a variety of paths, Debian/Ubuntu, Fedora, RHEL/CentOS madir = sysconfig.get_config_var('multiarchsubdir') libdir_archs = (libdir, libdir + '64') libdir_subs = ('softhsm', 'pkcs11', '') libdirs = [os.path.join(libdir + madir, 'softhsm')] if madir else [] libdirs += [os.path.join(arch, sub) for sub in libdir_subs for arch in libdir_archs] name = 'libsofthsm2.so' for libdir in libdirs: provider = os.path.join(libdir, name) if os.path.exists(provider): break else: # Even if p11-kit can automatically locate it, do not rely on it. pytest.skip('SoftHSM provider library not detected') # Now check whether the import tool is usable. SoftHSM < 2.3.0 did not # set CKA_DECRYPT when using softhsm2-tool --import and therefore cannot be # used to import keys for decryption. Use GnuTLS p11tool as workaround. softhsm_version = subprocess.check_output([softhsm_tool, '--version'], universal_newlines=True).strip() use_p11tool = softhsm_version in ('2.0.0', '2.1.0', '2.2.0') if use_p11tool and not shutil.which('p11tool'): pytest.skip('SoftHSM available, but GnuTLS p11tool is unavailable') return use_p11tool, softhsm_tool, provider @pytest.fixture def softhsm(softhsm_paths, home_path, base_env): '''Creates a temporary SoftHSM token store (and set it in the environment), returns a function to populate that token store and the path to the PKCS #11 provider library.''' use_p11tool, softhsm_tool, provider = softhsm_paths conf_path = os.path.join(home_path, 'softhsm-test.conf') db_path = os.path.join(home_path, 'softhsm-test-tokens') os.makedirs(db_path) with open(conf_path, 'w') as f: f.write('directories.tokendir = %s\n' % db_path) f.write('objectstore.backend = file\n') # Avoid syslog spam f.write('log.level = ERROR\n') base_env['SOFTHSM2_CONF'] = conf_path tool_env = base_env.copy() if sys.platform == 'win32': # Ensure that softhsm2-util can find the library. tool_env['PATH'] += ';%s' % os.path.dirname(provider) # Initialize tokens store. token_name = 'Wireshark-Test-Tokens' pin = 'Secret' subprocess.check_call([softhsm_tool, '--init-token', '--slot', '0', '--label', token_name, '--so-pin', 'Supersecret', '--pin', pin], env=tool_env) if use_p11tool: tool_env['GNUTLS_PIN'] = pin # Arbitrary IDs and labels. ids = iter(range(0xab12, 0xffff)) def import_key(keyfile): '''Returns a PKCS #11 URI to identify the imported key.''' label = os.path.basename(keyfile) obj_id = '%x' % next(ids) if not use_p11tool: tool_args = [softhsm_tool, '--import', keyfile, '--label', label, '--id', obj_id, '--pin', pin, '--token', token_name] else: # Fallback for SoftHSM < 2.3.0 tool_args = ['p11tool', '--provider', provider, '--batch', '--login', '--write', 'pkcs11:token=%s' % token_name, '--load-privkey', keyfile, '--label', label, '--id', obj_id] subprocess.check_call(tool_args, env=tool_env) id_str = '%{}{}%{}{}'.format(*obj_id) return 'pkcs11:token=%s;id=%s;type=private' % (token_name, id_str) return types.SimpleNamespace(import_key=import_key, provider=provider, pin=pin) class TestDecryptPkcs11: def test_tls_pkcs11(self, cmd_tshark, dirs, capture_file, features, softhsm, test_env): '''Check that a RSA key in a PKCS #11 token enables decryption.''' if not features.have_pkcs11: pytest.skip('Requires GnuTLS with PKCS #11 support.') key_file = os.path.join(dirs.key_dir, 'rsa-p-lt-q.p8') key_uri = softhsm.import_key(key_file) stdout = subprocess.check_output((cmd_tshark, '-r', capture_file('rsa-p-lt-q.pcap'), '-o', 'uat:pkcs11_libs:"{}"'.format(softhsm.provider.replace('\\', '\\x5c')), '-o', 'uat:rsa_keys:"{}","{}"'.format(key_uri, softhsm.pin), '-Tfields', '-e', 'http.request.uri', '-Y', 'http', ), encoding='utf-8', env=test_env) assert '/' in stdout class TestDecryptSmb2: BAD_KEY = 'ffffffffffffffffffffffffffffffff' @staticmethod def check_bad_key(cmd_tshark, cap, disp_filter, sesid, seskey, s2ckey, c2skey, env=None): stdout = subprocess.check_output((cmd_tshark, '-r', cap, '-o', 'uat:smb2_seskey_list:{},{},{},{}'.format(sesid, seskey, s2ckey, c2skey), '-Y', disp_filter, ), encoding='utf-8', env=env) assert 'Encrypted SMB' in stdout # # SMB3.0 CCM bad keys tests # def test_smb300_bad_seskey(self, features, cmd_tshark, capture_file, test_env): '''Check that a bad session key doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb300-aes-128-ccm.pcap.gz'), 'frame.number == 7', '1900009c003c0000', self.BAD_KEY, '""', '""', env=test_env) def test_smb300_bad_s2ckey(self, features, cmd_tshark, capture_file, test_env): '''Check that a bad s2c key doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb300-aes-128-ccm.pcap.gz'), 'frame.number == 7', '1900009c003c0000', '""', self.BAD_KEY, '""', env=test_env) def test_smb300_bad_c2skey(self, features, cmd_tshark, capture_file, test_env): '''Check that a bad c2s key doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb300-aes-128-ccm.pcap.gz'), 'frame.number == 7', '1900009c003c0000', '""', '""', self.BAD_KEY, env=test_env) def test_smb300_bad_deckey(self, features, cmd_tshark, capture_file, test_env): '''Check that bad decryption keys doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb300-aes-128-ccm.pcap.gz'), 'frame.number == 7', '1900009c003c0000', '""', self.BAD_KEY, self.BAD_KEY, env=test_env) def test_smb300_bad_allkey(self, features, cmd_tshark, capture_file, test_env): '''Check that all bad keys doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb300-aes-128-ccm.pcap.gz'), 'frame.number == 7', '1900009c003c0000', self.BAD_KEY, self.BAD_KEY, self.BAD_KEY, env=test_env) # # SMB3.1.1 CCM bad key tests # def test_smb311_bad_seskey(self, features, cmd_tshark, capture_file, test_env): '''Check that a bad session key doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb311-aes-128-ccm.pcap.gz'), 'frame.number == 7', '2900009c003c0000', self.BAD_KEY, '""', '""', env=test_env) def test_smb311_bad_s2ckey(self, features, cmd_tshark, capture_file, test_env): '''Check that a bad s2c key doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb311-aes-128-ccm.pcap.gz'), 'frame.number == 7', '2900009c003c0000', '""', self.BAD_KEY, '""', env=test_env) def test_smb311_bad_c2skey(self, features, cmd_tshark, capture_file, test_env): '''Check that a bad c2s key doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb311-aes-128-ccm.pcap.gz'), 'frame.number == 7', '2900009c003c0000', '""', '""', self.BAD_KEY, env=test_env) def test_smb311_bad_deckey(self, features, cmd_tshark, capture_file, test_env): '''Check that bad decryption keys doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb311-aes-128-ccm.pcap.gz'), 'frame.number == 7', '2900009c003c0000', '""', self.BAD_KEY, self.BAD_KEY, env=test_env) def test_smb311_bad_allkey(self, features, cmd_tshark, capture_file, test_env): '''Check that all bad keys doesn't crash''' TestDecryptSmb2.check_bad_key(cmd_tshark, capture_file('smb311-aes-128-ccm.pcap.gz'), 'frame.number == 7', '2900009c003c0000', self.BAD_KEY, self.BAD_KEY, self.BAD_KEY, env=test_env) # # Decryption tests # def check_tree(cmd_tshark, cap, tree, sesid, seskey, s2ckey, c2skey, env=None): stdout = subprocess.check_output((cmd_tshark, '-r', cap, '-o', 'uat:smb2_seskey_list:{},{},{},{}'.format(sesid, seskey, s2ckey, c2skey), '-Tfields', '-e', 'smb2.tree', '-Y', 'smb2.tree == "{}"'.format(tree.replace('\\', '\\\\')), ), encoding='unicode_escape', env=env) # Remove the escapes (we only have one field so this causes no issue) assert tree == stdout.strip() # SMB3.0 CCM def test_smb300_aes128ccm_seskey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.0 AES128CCM decryption with session key.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb300-aes-128-ccm.pcap.gz'), r'\\dfsroot1.foo.test\IPC$', '1900009c003c0000', '9a9ea16a0cdbeb6064772318073f172f', '""', '""', env=test_env) def test_smb300_aes128ccm_deckey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.0 AES128CCM decryption with decryption keys.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb300-aes-128-ccm.pcap.gz'), r'\\dfsroot1.foo.test\IPC$', '1900009c003c0000', '""', '8be6cc53d4beba29387e69aef035d497','bff985870e81784d533fdc09497b8eab', env=test_env) # SMB3.1.1 AES-CCM-128 def test_smb311_aes128ccm_seskey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES128CCM decryption with session key.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb311-aes-128-ccm.pcap.gz'), r'\\dfsroot1.foo.test\IPC$', '2900009c003c0000', 'f1fa528d3cd182cca67bd4596dabd885', '""', '""', env=test_env) def test_smb311_aes128ccm_deckey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES128CCM decryption with decryption keys.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb311-aes-128-ccm.pcap.gz'), r'\\dfsroot1.foo.test\IPC$', '2900009c003c0000', '""', '763d5552dbc9650b700869467a5857e4', '35e69833c6578e438c8701cb40bf483e', env=test_env) # SMB3.1.1 AES-GCM-128 def test_smb311_aes128gcm_seskey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES128GCM decryption with session key.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb311-aes-128-gcm.pcap.gz'), r'\\dfsroot1.foo.test\IPC$', '3900000000400000', 'e79161ded03bda1449b2c8e58f753953', '""', '""', env=test_env) def test_smb311_aes128gcm_deckey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES128GCM decryption with decryption keys.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb311-aes-128-gcm.pcap.gz'), r'\\dfsroot1.foo.test\IPC$', '3900000000400000', '""', 'b02f5de25e0562075c3dc329fa2aa396', '7201623a31754e6581864581209dd3d2', env=test_env) # SMB3.1.1 AES-CCM-256 def test_smb311_aes256ccm_seskey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES256CCM decryption with session key.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb311-aes-256-ccm.pcap.gz'), r'\\172.31.9.163\IPC$', 'd6fdb96d00000000', '6b559c2e60519e344581d086a6d3d050', '""', '""', env=test_env) def test_smb311_aes256ccm_deckey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES256CCM decryption with decryption keys.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb311-aes-256-ccm.pcap.gz'), r'\\172.31.9.163\IPC$', 'd6fdb96d00000000', '""', '014fccd4a53554bf5b54b27a32512b35fca262b90e088a5efa7d6c952418578b', '1d34170138a77dac4abbe0149253c8b977a71f399081cda6cbaf62359670c1c5', env=test_env) # SMB3.1.1 AES-GCM-256 def test_smb311_aes256gcm_seskey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES256GCM decryption with session key.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb311-aes-256-gcm.pcap.gz'), r'\\172.31.9.163\IPC$', '56dc03ab00000000', '6a5004adfbdef1abd5879800675324e5', '""', '""', env=test_env) def test_smb311_aes256gcm_deckey(self, features, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES256GCM decryption with decryption keys.''' TestDecryptSmb2.check_tree(cmd_tshark, capture_file('smb311-aes-256-gcm.pcap.gz'), r'\\172.31.9.163\IPC$', '56dc03ab00000000', '""', '46b64f320a0f856b63b3a0dc2c058a67267830a8cbdd44a088fbf1d0308a981f', '484c30bf3e17e322e0d217764d4584a325ec0495519c3f1547e0f996ab76c4c4', env=test_env) def check_partial(home_path, cmd_tshark, full_cap, pkt_skip, tree, sesid, s2ckey, c2skey, env=None): # generate a trace without NegProt and SessionSetup partial_cap = os.path.join(home_path, 'short.pcap') stdout = subprocess.check_output((cmd_tshark, '-r', full_cap, '-Y', 'frame.number >= %d'%pkt_skip, '-w', partial_cap, ), encoding='utf-8', env=env) TestDecryptSmb2.check_tree(cmd_tshark, partial_cap, tree, sesid, '""', s2ckey, c2skey) def test_smb311_aes128gcm_partial(self, features, home_path, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES128GCM decryption in capture missing session setup''' TestDecryptSmb2.check_partial(home_path, cmd_tshark, capture_file('smb311-aes-128-gcm.pcap.gz'), 7, r'\\dfsroot1.foo.test\IPC$', '3900000000400000', 'b02f5de25e0562075c3dc329fa2aa396', '7201623a31754e6581864581209dd3d2', env=test_env) def test_smb311_aes128gcm_partial_keyswap(self, features, home_path, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES128GCM decryption in capture missing session setup with keys in wrong order''' TestDecryptSmb2.check_partial(home_path, cmd_tshark, capture_file('smb311-aes-128-gcm.pcap.gz'), 7, r'\\dfsroot1.foo.test\IPC$', '3900000000400000', '7201623a31754e6581864581209dd3d2', 'b02f5de25e0562075c3dc329fa2aa396', env=test_env) def test_smb311_aes256gcm_partial(self, features, home_path, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES128GCM decryption in capture missing session setup''' TestDecryptSmb2.check_partial(home_path, cmd_tshark, capture_file('smb311-aes-256-gcm.pcap.gz'), 7, r'\\172.31.9.163\IPC$', '56dc03ab00000000', '46b64f320a0f856b63b3a0dc2c058a67267830a8cbdd44a088fbf1d0308a981f', '484c30bf3e17e322e0d217764d4584a325ec0495519c3f1547e0f996ab76c4c4', env=test_env) def test_smb311_aes256gcm_partial_keyswap(self, features, home_path, cmd_tshark, capture_file, test_env): '''Check SMB 3.1.1 AES256GCM decryption in capture missing session setup with keys in wrong order''' TestDecryptSmb2.check_partial(home_path, cmd_tshark, capture_file('smb311-aes-256-gcm.pcap.gz'), 7, r'\\172.31.9.163\IPC$', '56dc03ab00000000', '484c30bf3e17e322e0d217764d4584a325ec0495519c3f1547e0f996ab76c4c4', '46b64f320a0f856b63b3a0dc2c058a67267830a8cbdd44a088fbf1d0308a981f', env=test_env)