{"id":"69ca12af-119d-44ed-b50f-a47af0ebc364","title":"LSASS Process Memory Dump Creation Via Taskmgr.EXE","description":"Detects the creation of an \"lsass.dmp\" file by the taskmgr process. This indicates a manual dumping of the LSASS.exe process memory using Windows Task Manager.","author":"Swachchhanda Shrawan Poudel","status":"test","level":"high","date":"2023-10-19","modified":"","tags":["attack.credential-access","attack.t1003.001"],"technique_ids":["T1003.001"],"logsource":{"category":"file_event","product":"windows"},"falsepositives":["Rare case of troubleshooting by an administrator or support that has to be investigated regardless"],"references":["https://github.com/redcanaryco/atomic-red-team/blob/987e3ca988ae3cff4b9f6e388c139c05bf44bbb8/atomics/T1003.001/T1003.001.md#L1"],"source_path":"rules/windows/file/file_event/file_event_win_taskmgr_lsass_dump.yml","source_sha256":"73247aaa9640ddc30f382da2a0718643f2f82403509db385c111205b611fb814","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/file/file_event/file_event_win_taskmgr_lsass_dump.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: LSASS Process Memory Dump Creation Via Taskmgr.EXE\nid: 69ca12af-119d-44ed-b50f-a47af0ebc364\nstatus: test\ndescription: Detects the creation of an \"lsass.dmp\" file by the taskmgr process. This indicates a manual dumping of the LSASS.exe process memory using Windows Task Manager.\nauthor: Swachchhanda Shrawan Poudel\ndate: 2023-10-19\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/987e3ca988ae3cff4b9f6e388c139c05bf44bbb8/atomics/T1003.001/T1003.001.md#L1\ntags:\n    - attack.credential-access\n    - attack.t1003.001\nlogsource:\n    category: file_event\n    product: windows\ndetection:\n    selection:\n        Image|endswith:\n            - ':\\Windows\\system32\\taskmgr.exe'\n            - ':\\Windows\\SysWOW64\\taskmgr.exe'\n        TargetFilename|contains|all:\n            - '\\AppData\\Local\\Temp\\'\n            - '\\lsass'\n            - '.DMP'\n    condition: selection\nfalsepositives:\n    - Rare case of troubleshooting by an administrator or support that has to be investigated regardless\nlevel: high\nregression_tests_path: regression_data/rules/windows/file/file_event/file_event_win_taskmgr_lsass_dump/info.yml\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/69ca12af-119d-44ed-b50f-a47af0ebc364.json","kind":"sigma"}