{"id":"39a94fd1-8c9a-4ff6-bf22-c058762f8014","title":"DPAPI Domain Master Key Backup Attempt","description":"Detects anyone attempting a backup for the DPAPI Master Key. This events gets generated at the source and not the Domain Controller.","author":"Roberto Rodriguez @Cyb3rWard0g","status":"test","level":"medium","date":"2019-08-10","modified":"2023-03-15","tags":["attack.credential-access","attack.t1003.004"],"technique_ids":["T1003.004"],"logsource":{"product":"windows","service":"security"},"falsepositives":["If a computer is a member of a domain, DPAPI has a backup mechanism to allow unprotection of the data. Which will trigger this event."],"references":["https://threathunterplaybook.com/hunts/windows/190620-DomainDPAPIBackupKeyExtraction/notebook.html"],"source_path":"rules/windows/builtin/security/win_security_dpapi_domain_masterkey_backup_attempt.yml","source_sha256":"9f7b0d30b8b20fd16f38c5c52b57a9db190fe9acceccfcfbe4dbc715c63e8355","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/builtin/security/win_security_dpapi_domain_masterkey_backup_attempt.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: DPAPI Domain Master Key Backup Attempt\nid: 39a94fd1-8c9a-4ff6-bf22-c058762f8014\nstatus: test\ndescription: Detects anyone attempting a backup for the DPAPI Master Key. This events gets generated at the source and not the Domain Controller.\nreferences:\n    - https://threathunterplaybook.com/hunts/windows/190620-DomainDPAPIBackupKeyExtraction/notebook.html\nauthor: Roberto Rodriguez @Cyb3rWard0g\ndate: 2019-08-10\nmodified: 2023-03-15\ntags:\n    - attack.credential-access\n    - attack.t1003.004\nlogsource:\n    product: windows\n    service: security\ndetection:\n    selection:\n        EventID: 4692\n    condition: selection\nfalsepositives:\n    - If a computer is a member of a domain, DPAPI has a backup mechanism to allow unprotection of the data. Which will trigger this event.\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1003.004","id":"T1003.004","name":"LSA Secrets","page":"techniques/enterprise/T1003.004/"}],"data_path":"data/detection-rules/39a94fd1-8c9a-4ff6-bf22-c058762f8014.json","kind":"sigma"}