DPAPI Domain Backup Key Extraction

 1title: DPAPI Domain Backup Key Extraction
 2id: 4ac1f50b-3bd0-4968-902d-868b4647937e
 3status: test
 4description: Detects tools extracting LSA secret DPAPI domain backup key from Domain Controllers
 5references:
 6    - https://threathunterplaybook.com/hunts/windows/190620-DomainDPAPIBackupKeyExtraction/notebook.html
 7author: Roberto Rodriguez @Cyb3rWard0g
 8date: 2019-06-20
 9modified: 2022-02-24
10tags:
11    - attack.credential-access
12    - attack.t1003.004
13logsource:
14    product: windows
15    service: security
16detection:
17    selection:
18        EventID: 4662
19        ObjectType: 'SecretObject'
20        AccessMask: '0x2'
21        ObjectName|contains: 'BCKUPKEY'
22    condition: selection
23falsepositives:
24    - Unknown
25level: high

References

• Domain DPAPI Backup Key Extraction — Threat Hunter Playbook

  Analytics A few initial ideas to explore your data and validate your detection logic: Analytic I Monitor for any SecretObject with the string BCKUPKEY in the ObjectName. Data source Event Provider ...

  
  Read More

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