{"id":"92dae1ed-1c9d-4eff-a567-33acbd95b00e","title":"Possible Impacket SecretDump Remote Activity - Zeek","description":"Detect AD credential dumping using impacket secretdump HKTL. Based on the SIGMA rules/windows/builtin/win_impacket_secretdump.yml","author":"Samir Bousseaden, @neu5ron","status":"test","level":"high","date":"2020-03-19","modified":"2021-11-27","tags":["attack.credential-access","attack.t1003.002","attack.t1003.004","attack.t1003.003"],"technique_ids":["T1003.002","T1003.003","T1003.004"],"logsource":{"product":"zeek","service":"smb_files"},"falsepositives":["Unknown"],"references":["https://web.archive.org/web/20230329153811/https://blog.menasec.net/2019/02/threat-huting-10-impacketsecretdump.html"],"source_path":"rules/network/zeek/zeek_smb_converted_win_impacket_secretdump.yml","source_sha256":"4bd6f4053734bf7cb04bc69ba299c6f535bc5ed2da03bb552d300cf10b065152","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/network/zeek/zeek_smb_converted_win_impacket_secretdump.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Possible Impacket SecretDump Remote Activity - Zeek\nid: 92dae1ed-1c9d-4eff-a567-33acbd95b00e\nstatus: test\ndescription: 'Detect AD credential dumping using impacket secretdump HKTL. Based on the SIGMA rules/windows/builtin/win_impacket_secretdump.yml'\nreferences:\n    - https://web.archive.org/web/20230329153811/https://blog.menasec.net/2019/02/threat-huting-10-impacketsecretdump.html\nauthor: 'Samir Bousseaden, @neu5ron'\ndate: 2020-03-19\nmodified: 2021-11-27\ntags:\n    - attack.credential-access\n    - attack.t1003.002\n    - attack.t1003.004\n    - attack.t1003.003\nlogsource:\n    product: zeek\n    service: smb_files\ndetection:\n    selection:\n        path|contains|all:\n            - '\\'\n            - 'ADMIN$'\n        name|contains: 'SYSTEM32\\'\n        name|endswith: '.tmp'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1003.002","id":"T1003.002","name":"Security Account Manager","page":"techniques/enterprise/T1003.002/"},{"key":"enterprise/T1003.003","id":"T1003.003","name":"NTDS","page":"techniques/enterprise/T1003.003/"},{"key":"enterprise/T1003.004","id":"T1003.004","name":"LSA Secrets","page":"techniques/enterprise/T1003.004/"}],"data_path":"data/detection-rules/92dae1ed-1c9d-4eff-a567-33acbd95b00e.json","kind":"sigma"}