{"id":"d797268e-28a9-49a7-b9a8-2f5039011c5c","title":"Bypass UAC via WSReset.exe","description":"Detects use of WSReset.exe to bypass User Account Control (UAC). Adversaries use this technique to execute privileged processes.","author":"E.M. Anhaus (originally from Atomic Blue Detections, Tony Lambert), oscd.community, Florian Roth","status":"test","level":"high","date":"2019-10-24","modified":"2022-05-13","tags":["attack.privilege-escalation","attack.t1548.002"],"technique_ids":["T1548.002"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown sub processes of Wsreset.exe"],"references":["https://eqllib.readthedocs.io/en/latest/analytics/532b5ed4-7930-11e9-8f5c-d46d6d62a49e.html","https://lolbas-project.github.io/lolbas/Binaries/Wsreset/","https://www.activecyber.us/activelabs/windows-uac-bypass","https://twitter.com/ReaQta/status/1222548288731217921"],"source_path":"rules/windows/process_creation/proc_creation_win_uac_bypass_wsreset.yml","source_sha256":"e49a693211360549b3322a5ccdcc4c991e34b0e9cafcb6f1501ae167c750db86","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_uac_bypass_wsreset.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Bypass UAC via WSReset.exe\nid: d797268e-28a9-49a7-b9a8-2f5039011c5c\nrelated:\n    - id: bdc8918e-a1d5-49d1-9db7-ea0fd91aa2ae\n      type: obsolete\nstatus: test\ndescription: Detects use of WSReset.exe to bypass User Account Control (UAC). Adversaries use this technique to execute privileged processes.\nreferences:\n    - https://eqllib.readthedocs.io/en/latest/analytics/532b5ed4-7930-11e9-8f5c-d46d6d62a49e.html\n    - https://lolbas-project.github.io/lolbas/Binaries/Wsreset/\n    - https://www.activecyber.us/activelabs/windows-uac-bypass\n    - https://twitter.com/ReaQta/status/1222548288731217921\nauthor: E.M. Anhaus (originally from Atomic Blue Detections, Tony Lambert), oscd.community, Florian Roth\ndate: 2019-10-24\nmodified: 2022-05-13\ntags:\n    - attack.privilege-escalation\n    - attack.t1548.002\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        ParentImage|endswith: '\\wsreset.exe'\n    filter:\n        - Image|endswith: '\\conhost.exe'\n        - OriginalFileName: 'CONHOST.EXE'\n    condition: selection and not filter\nfalsepositives:\n    - Unknown sub processes of Wsreset.exe\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/d797268e-28a9-49a7-b9a8-2f5039011c5c.json","kind":"sigma"}