{"id":"6597be7b-ac61-4ac8-bef4-d3ec88174853","title":"UAC Bypass Abusing Winsat Path Parsing - Registry","description":"Detects the pattern of UAC Bypass using a path parsing issue in winsat.exe (UACMe 52)","author":"Christian Burkard (Nextron Systems)","status":"test","level":"high","date":"2021-08-30","modified":"2023-08-17","tags":["attack.privilege-escalation","attack.t1548.002"],"technique_ids":["T1548.002"],"logsource":{"category":"registry_set","product":"windows"},"falsepositives":["Unknown"],"references":["https://github.com/hfiref0x/UACME"],"source_path":"rules/windows/registry/registry_set/registry_set_uac_bypass_winsat.yml","source_sha256":"d3f24e9d11fbdfb1f0cf5a981fcd07b36e57405b03e854598041ca4d9bb49f6e","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/registry/registry_set/registry_set_uac_bypass_winsat.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: UAC Bypass Abusing Winsat Path Parsing - Registry\nid: 6597be7b-ac61-4ac8-bef4-d3ec88174853\nstatus: test\ndescription: Detects the pattern of UAC Bypass using a path parsing issue in winsat.exe (UACMe 52)\nreferences:\n    - https://github.com/hfiref0x/UACME\nauthor: Christian Burkard (Nextron Systems)\ndate: 2021-08-30\nmodified: 2023-08-17\ntags:\n    - attack.privilege-escalation\n    - attack.t1548.002\nlogsource:\n    category: registry_set\n    product: windows\ndetection:\n    selection:\n        TargetObject|contains: '\\Root\\InventoryApplicationFile\\winsat.exe|'\n        TargetObject|endswith: '\\LowerCaseLongPath'\n        Details|startswith: 'c:\\users\\'\n        Details|endswith: '\\appdata\\local\\temp\\system32\\winsat.exe'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1548.002","id":"T1548.002","name":"Bypass User Account Control","page":"techniques/enterprise/T1548.002/"}],"data_path":"data/detection-rules/6597be7b-ac61-4ac8-bef4-d3ec88174853.json","kind":"sigma"}