Sigma rule: Renamed PowerShell

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-f24f8b579f2b, updated 2023-01-18T00:00:00.000Z.

SigmaHQ marks this rule as deprecated.

Rule

Title
Renamed PowerShell
Status
deprecated
Level
high
Author
Florian Roth (Nextron Systems), frack113
Date
2019/08/22
Modified
2023/01/18
File
deprecated/windows/proc_creation_win_renamed_powershell.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the execution of a renamed PowerShell often used by attackers or malware

Log source

product
windows
category
process_creation

Detection

selection:
    Description|startswith:
        - 'Windows PowerShell'
        - 'pwsh'
    Company: 'Microsoft Corporation'
filter:
    Image|endswith:
        - '\powershell.exe'
        - '\powershell_ise.exe'
        - '\pwsh.exe'
condition: selection and not filter

False positives (as the rule lists them)

  • Unknown

Tags

  • car.2013-05-009
  • attack.defense_evasion
  • attack.t1036.003

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/deprecated/windows/proc_creation_win_renamed_powershell.yml

Sources and licences

  • SigmaHQ

    "Renamed PowerShell" by Florian Roth (Nextron Systems), frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/deprecated/windows/proc_creation_win_renamed_powershell.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: Renamed PowerShell",
entity page, dataset version ref-f24f8b579f2b, updated 2023-01-18T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/d178a2d7-129a-4ba4-8ee6-d6e1fecd5d20 (accessed 2026-11-03).
Underlying source: SigmaHQ rule d178a2d7-129a-4ba4-8ee6-d6e1fecd5d20, 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.