DPAPI Domain Backup Key Extraction

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About the rule

Rule Type

Standard

Rule Description

Detects tools extracting LSA secret DPAPI domain backup key from Domain Controllers

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Operation Performed on Object" AND OBJECTTYPE = "SecretObject" AND ACCESSMASK = "0x2" AND OBJECTNAME contains "BCKUPKEY" select Action1.HOSTNAME,Action1.MESSAGE,Action1.USERNAME,Action1.DOMAIN,Action1.ACCESSES,Action1.OBJECTNAME,Action1.OBJECTTYPE

Detection

Execution Mode

realtime

Log Sources

Active Directory

Author

Roberto Rodriguez @Cyb3rWard0g