AD CS ESC1 Rogue Certificate Enrollment Followed by PKINIT Logon (T1649)
Detects potential exploitation of Active Directory Certificate Services (AD CS) misconfigurations (specifically ESC1, involving client-auth EKU and enrollee-supplies-subject). The rule correlates certificate issuance events (4886, 4887, 4888) involving sensitive templates or suspicious subject alternative name (SAN) mismatches with subsequent Kerberos PKINIT authentication (4768) events using the issued certificate.
Microsoft Sentinel (KQL)
