Possible SPN Enumeration Through Setspn.EXE (via process_creation)

title: Possible SPN Enumeration Through Setspn.EXE (via process_creation)
id: 6a77b894-641a-52fa-bddc-3363067645ed
status: stable
description: This rule detects service principal name (SPN) enumeration used for Kerberoasting
references:
    - https://attack.mitre.org/techniques/T1558/003/
    - https://web.archive.org/web/20200329173843/https://p16.praetorian.com/blog/how-to-use-kerberoasting-t1208-for-privilege-escalation
    - https://www.praetorian.com/blog/how-to-use-kerberoasting-t1208-for-privilege-escalation/?edition=2019
author: Huntrule Team
date: 2026-01-24
tags:
    - attack.credential-access
    - attack.t1558.003
logsource:
    category: process_creation
    product: windows
detection:
    selection_pe:
        - Image|endswith: '\setspn.exe'
        - OriginalFileName: 'setspn.exe'
        - Description|contains|all:
              - 'Query or reset the computer'
              - 'SPN attribute'
    selection_cli:
        CommandLine|contains:
            - ' -q '
            - ' /q '
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium