{"id":"55e29995-75e7-451a-bef0-6225e2f13597","title":"Potential Credential Dumping Via LSASS SilentProcessExit Technique","description":"Detects changes to the Registry in which a monitor program gets registered to dump the memory of the lsass.exe process","author":"Florian Roth (Nextron Systems)","status":"test","level":"critical","date":"2021-02-26","modified":"2022-12-19","tags":["attack.credential-access","attack.t1003.001"],"technique_ids":["T1003.001"],"logsource":{"category":"registry_event","product":"windows"},"falsepositives":["Unlikely"],"references":["https://www.deepinstinct.com/2021/02/16/lsass-memory-dumps-are-stealthier-than-ever-before-part-2/","https://oddvar.moe/2018/04/10/persistence-using-globalflags-in-image-file-execution-options-hidden-from-autoruns-exe/"],"source_path":"rules/windows/registry/registry_event/registry_event_silentprocessexit_lsass.yml","source_sha256":"ccab5daebb26fc807f402b9bc263da75d4efded70ce934512ee75e5fd8d3c02d","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/registry/registry_event/registry_event_silentprocessexit_lsass.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 SilentProcessExit Technique\nid: 55e29995-75e7-451a-bef0-6225e2f13597\nrelated:\n    - id: 36803969-5421-41ec-b92f-8500f79c23b0\n      type: similar\nstatus: test\ndescription: Detects changes to the Registry in which a monitor program gets registered to dump the memory of the lsass.exe process\nreferences:\n    - https://www.deepinstinct.com/2021/02/16/lsass-memory-dumps-are-stealthier-than-ever-before-part-2/\n    - https://oddvar.moe/2018/04/10/persistence-using-globalflags-in-image-file-execution-options-hidden-from-autoruns-exe/\nauthor: Florian Roth (Nextron Systems)\ndate: 2021-02-26\nmodified: 2022-12-19\ntags:\n    - attack.credential-access\n    - attack.t1003.001\nlogsource:\n    category: registry_event\n    product: windows\ndetection:\n    selection:\n        TargetObject|contains: 'Microsoft\\Windows NT\\CurrentVersion\\SilentProcessExit\\lsass.exe'\n    condition: selection\nfalsepositives:\n    - Unlikely\nlevel: critical\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1003.001","id":"T1003.001","name":"LSASS Memory","page":"techniques/enterprise/T1003.001/"}],"data_path":"data/detection-rules/55e29995-75e7-451a-bef0-6225e2f13597.json","kind":"sigma"}