Sigma rule: Suspicious Hyper-V Cmdlets

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-5e16cfb8f1f0, updated 2022-04-09T00:00:00.000Z.

Rule

Title
Suspicious Hyper-V Cmdlets
Status
test
Level
medium
Author
frack113
Date
2022-04-09
File
rules/windows/powershell/powershell_script/posh_ps_susp_hyper_v_condlet.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Adversaries may carry out malicious operations using a virtual instance to avoid detection

Log source

product
windows
category
ps_script
definition
Requirements: Script Block Logging must be enabled

Detection

selection:
    ScriptBlockText|contains:
        - New-VM
        - Set-VMFirmware
        - Start-VM
condition: selection

False positives (as the rule lists them)

  • Legitimate PowerShell scripts

Tags

  • attack.stealth
  • attack.t1564.006

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/powershell/powershell_script/posh_ps_susp_hyper_v_condlet.yml

Sources and licences

  • SigmaHQ

    "Suspicious Hyper-V Cmdlets" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/powershell/powershell_script/posh_ps_susp_hyper_v_condlet.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 Hyper-V Cmdlets",
entity page, dataset version ref-5e16cfb8f1f0, updated 2022-04-09T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/42d36aa1-3240-4db0-8257-e0118dcdd9cd (accessed 2026-11-03).
Underlying source: SigmaHQ rule 42d36aa1-3240-4db0-8257-e0118dcdd9cd, 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.