{"id":"1a42dfa6-6cb2-4df9-9b48-295be477e835","title":"Vulnerable WinRing0 Driver Load","description":"Detects the load of a signed WinRing0 driver often used by threat actors, crypto miners (XMRIG) or malware for privilege escalation","author":"Florian Roth (Nextron Systems)","status":"test","level":"high","date":"2022-07-26","modified":"2024-11-23","tags":["attack.persistence","attack.privilege-escalation","attack.t1543.003"],"technique_ids":["T1543.003"],"logsource":{"product":"windows","category":"driver_load"},"falsepositives":["Unknown"],"references":["https://github.com/xmrig/xmrig/tree/master/bin/WinRing0","https://www.rapid7.com/blog/post/2021/12/13/driver-based-attacks-past-and-present/"],"source_path":"rules/windows/driver_load/driver_load_win_vuln_winring0_driver.yml","source_sha256":"a4f7925c4634aa796c4b7e486871860a86150f6c10236097c623b5c20ded619c","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/driver_load/driver_load_win_vuln_winring0_driver.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Vulnerable WinRing0 Driver Load\nid: 1a42dfa6-6cb2-4df9-9b48-295be477e835\nstatus: test\ndescription: Detects the load of a signed WinRing0 driver often used by threat actors, crypto miners (XMRIG) or malware for privilege escalation\nreferences:\n    - https://github.com/xmrig/xmrig/tree/master/bin/WinRing0\n    - https://www.rapid7.com/blog/post/2021/12/13/driver-based-attacks-past-and-present/\nauthor: Florian Roth (Nextron Systems)\ndate: 2022-07-26\nmodified: 2024-11-23\ntags:\n    - attack.persistence\n    - attack.privilege-escalation\n    - attack.t1543.003\nlogsource:\n    product: windows\n    category: driver_load\ndetection:\n    selection:\n        - Hashes|contains: 'IMPHASH=D41FA95D4642DC981F10DE36F4DC8CD7'\n        - ImageLoaded|endswith:\n              - '\\WinRing0x64.sys'\n              - '\\WinRing0.sys'\n              - '\\WinRing0.dll'\n              - '\\WinRing0x64.dll'\n              - '\\winring00x64.sys'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1543.003","id":"T1543.003","name":"Windows Service","page":"techniques/enterprise/T1543.003/"}],"data_path":"data/detection-rules/1a42dfa6-6cb2-4df9-9b48-295be477e835.json","kind":"sigma"}