{"id":"53ad8e36-f573-46bf-97e4-15ba5bf4bb51","title":"Password Change on Directory Service Restore Mode (DSRM) Account","description":"Detects potential attempts made to set the Directory Services Restore Mode administrator password.\nThe Directory Service Restore Mode (DSRM) account is a local administrator account on Domain Controllers.\nAttackers may change the password in order to obtain persistence.\n","author":"Thomas Patzke","status":"stable","level":"high","date":"2017-02-19","modified":"2020-08-23","tags":["attack.privilege-escalation","attack.persistence","attack.t1098"],"technique_ids":["T1098"],"logsource":{"product":"windows","service":"security"},"falsepositives":["Initial installation of a domain controller."],"references":["https://adsecurity.org/?p=1714","https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-10/security/threat-protection/auditing/event-4794"],"source_path":"rules/windows/builtin/security/win_security_susp_dsrm_password_change.yml","source_sha256":"d220216d44fc1f8e76e73356ba36774b1bd45aefcd6c9c202a07cc55b598b6d4","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/builtin/security/win_security_susp_dsrm_password_change.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Password Change on Directory Service Restore Mode (DSRM) Account\nid: 53ad8e36-f573-46bf-97e4-15ba5bf4bb51\nrelated:\n    - id: b61e87c0-50db-4b2e-8986-6a2be94b33b0\n      type: similar\nstatus: stable\ndescription: |\n    Detects potential attempts made to set the Directory Services Restore Mode administrator password.\n    The Directory Service Restore Mode (DSRM) account is a local administrator account on Domain Controllers.\n    Attackers may change the password in order to obtain persistence.\nreferences:\n    - https://adsecurity.org/?p=1714\n    - https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-10/security/threat-protection/auditing/event-4794\nauthor: Thomas Patzke\ndate: 2017-02-19\nmodified: 2020-08-23\ntags:\n    - attack.privilege-escalation\n    - attack.persistence\n    - attack.t1098\nlogsource:\n    product: windows\n    service: security\ndetection:\n    selection:\n        EventID: 4794\n    condition: selection\nfalsepositives:\n    - Initial installation of a domain controller.\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1098","id":"T1098","name":"Account Manipulation","page":"techniques/enterprise/T1098/"}],"data_path":"data/detection-rules/53ad8e36-f573-46bf-97e4-15ba5bf4bb51.json","kind":"sigma"}