Sigma rule: Suspicious Execution of Shutdown to Log Out

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-4b3043ce4561, updated 2022-10-01T00:00:00.000Z.

Rule

Title
Suspicious Execution of Shutdown to Log Out
Status
test
Level
medium
Author
frack113
Date
2022-10-01
File
rules/windows/process_creation/proc_creation_win_shutdown_logoff.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the rare use of the command line tool shutdown to logoff a user

Log source

product
windows
category
process_creation

Detection

selection:
    Image|endswith: '\shutdown.exe'
    CommandLine|contains: '/l'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.impact
  • attack.t1529

MITRE ATT&CK ids this rule names

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_shutdown_logoff.yml

Sources and licences

  • SigmaHQ

    "Suspicious Execution of Shutdown to Log Out" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_shutdown_logoff.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: Suspicious Execution of Shutdown to Log Out",
entity page, dataset version ref-4b3043ce4561, updated 2022-10-01T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/ec290c06-9b6b-4338-8b6b-095c0f284f10 (accessed 2026-11-03).
Underlying source: SigmaHQ rule ec290c06-9b6b-4338-8b6b-095c0f284f10, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.