The Quiet Phase: Why Active Directory Group Enumeration Deserves Your Attention
Summary
This article highlights a blind spot in Active Directory security: group enumeration. While changes to sensitive groups like Domain Admins are often monitored, the act of querying who belongs to these groups is frequently overlooked, presenting an opportunity for attackers.
IFF Assessment
FOE
The article describes a common overlooked reconnaissance technique used by attackers, which defenders often fail to monitor, making it bad news for defenders.
Defender Context
Defenders should implement more robust monitoring for Active Directory group enumeration queries. This technique is a common precursor to privilege escalation, and by detecting it, security teams can identify potential threats before they escalate.