{"id":"c8da0dfd-4ed0-4b68-962d-13c9c884384e","title":"Potential Credential Dumping Via LSASS Process Clone","description":"Detects a suspicious LSASS process process clone that could be a sign of credential dumping activity","author":"Florian Roth (Nextron Systems), Samir Bousseaden","status":"test","level":"critical","date":"2021-11-27","modified":"2023-03-02","tags":["attack.credential-access","attack.t1003","attack.t1003.001"],"technique_ids":["T1003","T1003.001"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://www.matteomalvica.com/blog/2019/12/02/win-defender-atp-cred-bypass/","https://twitter.com/Hexacorn/status/1420053502554951689","https://twitter.com/SBousseaden/status/1464566846594691073?s=20"],"source_path":"rules/windows/process_creation/proc_creation_win_lsass_process_clone.yml","source_sha256":"74982f215f0649b319eec4f43d1d6c4e613dd9465e1ecea727124011c78347a0","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_lsass_process_clone.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Potential Credential Dumping Via LSASS Process Clone\nid: c8da0dfd-4ed0-4b68-962d-13c9c884384e\nstatus: test\ndescription: Detects a suspicious LSASS process process clone that could be a sign of credential dumping activity\nreferences:\n    - https://www.matteomalvica.com/blog/2019/12/02/win-defender-atp-cred-bypass/\n    - https://twitter.com/Hexacorn/status/1420053502554951689\n    - https://twitter.com/SBousseaden/status/1464566846594691073?s=20\nauthor: Florian Roth (Nextron Systems), Samir Bousseaden\ndate: 2021-11-27\nmodified: 2023-03-02\ntags:\n    - attack.credential-access\n    - attack.t1003\n    - attack.t1003.001\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        ParentImage|endswith: '\\Windows\\System32\\lsass.exe'\n        Image|endswith: '\\Windows\\System32\\lsass.exe'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: critical\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1003","id":"T1003","name":"OS Credential Dumping","page":"techniques/enterprise/T1003/"},{"key":"enterprise/T1003.001","id":"T1003.001","name":"LSASS Memory","page":"techniques/enterprise/T1003.001/"}],"data_path":"data/detection-rules/c8da0dfd-4ed0-4b68-962d-13c9c884384e.json","kind":"sigma"}