{"id":"71c276aa-49cd-43d2-b920-2dcd3e6962d5","title":"Service Installed By Unusual Client - System","description":"Detects a service installed by a client which has PID 0 or whose parent has PID 0","author":"Tim Rauch (Nextron Systems), Elastic (idea)","status":"test","level":"high","date":"2022-09-15","modified":"2023-01-04","tags":["attack.persistence","attack.privilege-escalation","attack.t1543"],"technique_ids":["T1543"],"logsource":{"product":"windows","service":"system"},"falsepositives":["Unknown"],"references":["https://www.elastic.co/guide/en/security/current/windows-service-installed-via-an-unusual-client.html"],"source_path":"rules/windows/builtin/system/service_control_manager/win_system_service_install_sups_unusal_client.yml","source_sha256":"3414eea61274acad1445e89c845883c68dd0d558a76ce8fe242de2cbe991c7c8","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/builtin/system/service_control_manager/win_system_service_install_sups_unusal_client.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Service Installed By Unusual Client - System\nid: 71c276aa-49cd-43d2-b920-2dcd3e6962d5\nrelated:\n    - id: c4e92a97-a9ff-4392-9d2d-7a4c642768ca\n      type: similar\nstatus: test\ndescription: Detects a service installed by a client which has PID 0 or whose parent has PID 0\nreferences:\n    - https://www.elastic.co/guide/en/security/current/windows-service-installed-via-an-unusual-client.html\nauthor: Tim Rauch (Nextron Systems), Elastic (idea)\ndate: 2022-09-15\nmodified: 2023-01-04\ntags:\n    - attack.persistence\n    - attack.privilege-escalation\n    - attack.t1543\nlogsource:\n    product: windows\n    service: system\ndetection:\n    selection:\n        Provider_Name: 'Service Control Manager'\n        EventID: 7045\n        ProcessId: 0\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1543","id":"T1543","name":"Create or Modify System Process","page":"techniques/enterprise/T1543/"}],"data_path":"data/detection-rules/71c276aa-49cd-43d2-b920-2dcd3e6962d5.json","kind":"sigma"}