Sigma rule: Psexec Execution

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-c1a2d1af30a2, updated 2023-02-28T00:00:00.000Z.

Rule

Title
Psexec Execution
Status
test
Level
medium
Author
omkar72
Date
2020-10-30
Modified
2023-02-28
File
rules/windows/process_creation/proc_creation_win_sysinternals_psexec_execution.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects user accept agreement execution in psexec commandline

Log source

product
windows
category
process_creation

Detection

selection:
    - Image|endswith: '\psexec.exe'
    - OriginalFileName: 'psexec.c'
condition: selection

False positives (as the rule lists them)

  • Administrative scripts.

Tags

  • attack.execution
  • attack.lateral-movement
  • attack.t1569
  • attack.t1021

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_sysinternals_psexec_execution.yml

Sources and licences

  • SigmaHQ

    "Psexec Execution" by omkar72 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_sysinternals_psexec_execution.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: Psexec Execution",
entity page, dataset version ref-c1a2d1af30a2, updated 2023-02-28T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/730fc21b-eaff-474b-ad23-90fd265d4988 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 730fc21b-eaff-474b-ad23-90fd265d4988, 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.