{"id":"b2815d0d-7481-4bf0-9b6c-a4c48a94b349","title":"PowerShell Get-Process LSASS","description":"Detects a \"Get-Process\" cmdlet and it's aliases on lsass process, which is in almost all cases a sign of malicious activity","author":"Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2021-04-23","modified":"2023-01-05","tags":["attack.credential-access","attack.t1552.004"],"technique_ids":["T1552.004"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://web.archive.org/web/20220205033028/https://twitter.com/PythonResponder/status/1385064506049630211"],"source_path":"rules/windows/process_creation/proc_creation_win_powershell_getprocess_lsass.yml","source_sha256":"c8ca81f126d160832f93ae3e18745b9d365e311bc26596cd5f12b7c88d1c29b3","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_powershell_getprocess_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: PowerShell Get-Process LSASS\nid: b2815d0d-7481-4bf0-9b6c-a4c48a94b349\nstatus: test\ndescription: Detects a \"Get-Process\" cmdlet and it's aliases on lsass process, which is in almost all cases a sign of malicious activity\nreferences:\n    - https://web.archive.org/web/20220205033028/https://twitter.com/PythonResponder/status/1385064506049630211\nauthor: Florian Roth (Nextron Systems)\ndate: 2021-04-23\nmodified: 2023-01-05\ntags:\n    - attack.credential-access\n    - attack.t1552.004\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        CommandLine|contains:\n            # You can add more permutation as you see fit\n            - 'Get-Process lsas'\n            - 'ps lsas'\n            - 'gps lsas'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1552.004","id":"T1552.004","name":"Private Keys","page":"techniques/enterprise/T1552.004/"}],"data_path":"data/detection-rules/b2815d0d-7481-4bf0-9b6c-a4c48a94b349.json","kind":"sigma"}