{"id":"252902e3-5830-4cf6-bf21-c22083dfd5cf","title":"Possible Impacket SecretDump Remote Activity","description":"Detect AD credential dumping using impacket secretdump HKTL","author":"Samir Bousseaden, wagga","status":"test","level":"high","date":"2019-04-03","modified":"2022-08-11","tags":["attack.credential-access","attack.t1003.002","attack.t1003.004","attack.t1003.003"],"technique_ids":["T1003.002","T1003.003","T1003.004"],"logsource":{"product":"windows","service":"security","definition":"The advanced audit policy setting \"Object Access > Audit Detailed File Share\" must be configured for Success/Failure"},"falsepositives":["Unknown"],"references":["https://web.archive.org/web/20230329153811/https://blog.menasec.net/2019/02/threat-huting-10-impacketsecretdump.html"],"source_path":"rules/windows/builtin/security/win_security_impacket_secretdump.yml","source_sha256":"7d5d4d514f461f4ea2a8090493cc8753aab57c9ba6d6f4b4cddd1ee5ad21753c","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/builtin/security/win_security_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\nid: 252902e3-5830-4cf6-bf21-c22083dfd5cf\nstatus: test\ndescription: Detect AD credential dumping using impacket secretdump HKTL\nreferences:\n    - https://web.archive.org/web/20230329153811/https://blog.menasec.net/2019/02/threat-huting-10-impacketsecretdump.html\nauthor: Samir Bousseaden, wagga\ndate: 2019-04-03\nmodified: 2022-08-11\ntags:\n    - attack.credential-access\n    - attack.t1003.002\n    - attack.t1003.004\n    - attack.t1003.003\nlogsource:\n    product: windows\n    service: security\n    definition: 'The advanced audit policy setting \"Object Access > Audit Detailed File Share\" must be configured for Success/Failure'\ndetection:\n    selection:\n        EventID: 5145\n        ShareName: '\\\\\\\\\\*\\\\ADMIN$'  # looking for the string  \\\\*\\ADMIN$\n        RelativeTargetName|contains|all:\n            - 'SYSTEM32\\'\n            - '.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/252902e3-5830-4cf6-bf21-c22083dfd5cf.json","kind":"sigma"}