{"id":"aa35a627-33fb-4d04-a165-d33b4afca3e8","title":"Remote LSASS Process Access Through Windows Remote Management","description":"Detects remote access to the LSASS process via WinRM. This could be a sign of credential dumping from tools like mimikatz.","author":"Patryk Prauze - ING Tech","status":"stable","level":"high","date":"2019-05-20","modified":"2023-11-29","tags":["attack.credential-access","attack.execution","attack.t1003.001","attack.t1059.001","attack.lateral-movement","attack.t1021.006","attack.s0002"],"technique_ids":["T1003.001","T1021.006","T1059.001"],"logsource":{"category":"process_access","product":"windows"},"falsepositives":["Unlikely"],"references":["https://pentestlab.blog/2018/05/15/lateral-movement-winrm/"],"source_path":"rules/windows/process_access/proc_access_win_lsass_remote_access_trough_winrm.yml","source_sha256":"b4a9bbf215e5f903f668819aaa546b1a9ee8257332eeae94fad63d9d4d454c42","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_access/proc_access_win_lsass_remote_access_trough_winrm.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Remote LSASS Process Access Through Windows Remote Management\nid: aa35a627-33fb-4d04-a165-d33b4afca3e8\nstatus: stable\ndescription: Detects remote access to the LSASS process via WinRM. This could be a sign of credential dumping from tools like mimikatz.\nreferences:\n    - https://pentestlab.blog/2018/05/15/lateral-movement-winrm/\nauthor: Patryk Prauze - ING Tech\ndate: 2019-05-20\nmodified: 2023-11-29\ntags:\n    - attack.credential-access\n    - attack.execution\n    - attack.t1003.001\n    - attack.t1059.001\n    - attack.lateral-movement\n    - attack.t1021.006\n    - attack.s0002\nlogsource:\n    category: process_access\n    product: windows\ndetection:\n    selection:\n        TargetImage|endswith: '\\lsass.exe'\n        SourceImage|endswith: ':\\Windows\\system32\\wsmprovhost.exe'\n    filter_main_access:\n        GrantedAccess: '0x80000000'\n    condition: selection and not 1 of filter_main_*\nfalsepositives:\n    - Unlikely\nlevel: high\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/"},{"key":"enterprise/T1021.006","id":"T1021.006","name":"Windows Remote Management","page":"techniques/enterprise/T1021.006/"},{"key":"enterprise/T1059.001","id":"T1059.001","name":"PowerShell","page":"techniques/enterprise/T1059.001/"}],"data_path":"data/detection-rules/aa35a627-33fb-4d04-a165-d33b4afca3e8.json","kind":"sigma"}