Possible DCSync Attack Detected via AD Replication and Network Indicators

Jorden Smith@Jorden

•updated May 9, 2025•7•5•122

Detects potential DCSync attacks by correlating Active Directory replication requests (Event ID 4662) with suspicious network activity (Sysmon Event ID 3). DCSync allows attackers with replication privileges to request credential data from domain controllers, mimicking legitimate replication traffic.