Suspicious LDAP Enumeration of Certificate Templates (via security)

PremiumReviewedSigma · Low · v1
Product
windows
Service
security
Author
HuntRule
Published
2026-05-20
Updated
2026-08-28

ATT&CK techniques

Cred Access → Discovery
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Execution

  5. Persistence

  6. Priv Esc

  7. Defense Evasion

  8. Lateral Movement

  9. Collection

  10. C2

  11. Exfiltration

  12. Impact

What it detects

This rule detects LDAP queries enumerating pKICertificateTemplate objects, an AD CS reconnaissance step used to find misconfigured templates vulnerable to certificate-based privilege escalation. This activity commonly precedes malicious certificate requests observed in Security Events 4886 and 4887.

Related detections9 linkedT1087.002 — drag to rearrange
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Suspicious Group Discovery - Command (via process_creation)
SharpHound Host Enumeration Over Kerberos (via security)
SPN Enumeration Previous to Kerberoasting Attack - Native Commands (via process_creation)
Suspicious Active Directory Enumeration via AD Explorer Snapshot Process Creation
Malicious Account Added to Domain Admins Group via net Command
Suspicious Remote Connection to ADWS Port 9389 via security
Suspicious Octo Tempest Domain and Network Reconnaissance Tooling (via process_creation)
Suspicious Active Directory Computer Export via csvde (via process_creation)
Suspicious LDAP Enumeration of Certificate Templates (via security)
Pivot detection · T1087.002 · 9 related

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.