title: DPAPI Domain Backup Key Extraction
id: 4ac1f50b-3bd0-4968-902d-868b4647937e
status: test
description: Detects tools extracting LSA secret DPAPI domain backup key from Domain Controllers
author: Roberto Rodriguez @Cyb3rWard0g
references:
  - https://threathunterplaybook.com/notebooks/windows/06_credential_access/WIN-190620024610.html
date: 2019/06/20
modified: 2022/02/24
logsource:
  product: windows
  service: security
detection:
  selection:
    EventID: 4662
    ObjectType: 'SecretObject'
    AccessMask: '0x2'
    ObjectName|contains: 'BCKUPKEY'
  condition: selection
falsepositives:
  - Unknown
level: critical
tags:
  - attack.credential_access
  - attack.t1003.004