Suspicious Service Principal Name Enumeration via Setspn by UAT-8837

ATT&CK techniques

Discovery

Recon
Resource Dev
Initial Access
Execution
Persistence
Priv Esc
Defense Evasion
Cred Access
Discovery
- T1087.002Domain Account
Lateral Movement
Collection
C2
Exfiltration
Impact

What it detects

This rule detects use of setspn to query service principal names across the domain. UAT-8837 enumerates SPNs as a precursor to Kerberoasting service accounts. Harvesting SPNs allows an actor to request and crack service ticket hashes offline.

Reporting behind it

Related detections9 linkedT1087.002 — drag to rearrange

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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 Service Principal Name Enumeration via Setspn by UAT-8837

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.

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