sigmamediumHunting

Potential SPN Enumeration Via Setspn.EXE

Detects service principal name (SPN) enumeration used for Kerberoasting

MITRE ATT&CK

credential-access

Detection Query

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_*

Author

Markus Neis, keepwatch

Created

2018-11-14

Data Sources

windowsProcess Creation Events

Platforms

windows

References

Tags

attack.credential-accessattack.t1558.003

Raw Content

title: Potential SPN Enumeration Via Setspn.EXE
id: 1eeed653-dbc8-4187-ad0c-eeebb20e6599
status: test
description: Detects service principal name (SPN) enumeration used for Kerberoasting
references:
    - 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: Markus Neis, keepwatch
date: 2018-11-14
modified: 2023-10-23
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:
    - Administration activity
level: medium