Suspicious Kerberoasting via setspn Service Principal Query

ATT&CK techniques

Cred Access

Recon
Resource Dev
Initial Access
Execution
Persistence
Priv Esc
Defense Evasion
Cred Access
- T1558.003Kerberoasting
Discovery
Lateral Movement
Collection
C2
Exfiltration
Impact

What it detects

This rule detects setspn.exe querying all service principal names in a domain, a reconnaissance step for Kerberoasting used by China-linked actors to identify service accounts for credential extraction.

Reporting behind it

Related detections9 linkedT1558.003 — drag to rearrange

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Malicious Kerberos Ticket File Creation Indicating Credential Theft (via file_event)

Masquerading Kerberos Ticket Abuse via Rubeus (via process_creation)

Possible Targeted Kerberoasting via servicePrincipalName Modification

Suspicious SQL Service Principal Name Enumeration via Setspn

Suspicious Kerberoasting via setspn Service Principal Query

Pivot detection · T1558.003 · 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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