{"id":"e22a6eb2-f8a5-44b5-8b44-a2dbd47b1144","title":"Potential MsiExec Masquerading","description":"Detects the execution of msiexec.exe from an uncommon directory","author":"Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2019-11-14","modified":"2023-02-21","tags":["attack.stealth","attack.t1036.005"],"technique_ids":["T1036.005"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://twitter.com/200_okay_/status/1194765831911215104"],"source_path":"rules/windows/process_creation/proc_creation_win_msiexec_masquerading.yml","source_sha256":"ad392f27a214b730fad78cc75cebb1efcaba6fe5a073bdf99eaa8b28feb3ce93","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_msiexec_masquerading.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 MsiExec Masquerading\nid: e22a6eb2-f8a5-44b5-8b44-a2dbd47b1144\nstatus: test\ndescription: Detects the execution of msiexec.exe from an uncommon directory\nreferences:\n    - https://twitter.com/200_okay_/status/1194765831911215104\nauthor: Florian Roth (Nextron Systems)\ndate: 2019-11-14\nmodified: 2023-02-21\ntags:\n    - attack.stealth\n    - attack.t1036.005\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        - Image|endswith: '\\msiexec.exe'\n        - OriginalFileName: '\\msiexec.exe'\n    filter:\n        Image|startswith:\n            - 'C:\\Windows\\System32\\'\n            - 'C:\\Windows\\SysWOW64\\'\n            - 'C:\\Windows\\WinSxS\\'\n    condition: selection and not filter\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1036.005","id":"T1036.005","name":"Match Legitimate Resource Name or Location","page":"techniques/enterprise/T1036.005/"}],"data_path":"data/detection-rules/e22a6eb2-f8a5-44b5-8b44-a2dbd47b1144.json","kind":"sigma"}