Detectionhightest

Disable-WindowsOptionalFeature Command PowerShell

Detect built in PowerShell cmdlet Disable-WindowsOptionalFeature, Deployment Image Servicing and Management tool. Similar to DISM.exe, this cmdlet is used to enumerate, install, uninstall, configure, and update features and packages in Windows images

Convert In Phoenix Studio

Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.

Launch
François HubautCreated Sat Sep 1099c4658d-2c5e-4d87-828d-7c066ca537c3windows
Log Source
WindowsPowerShell Script
ProductWindows← raw: windows
CategoryPowerShell Script← raw: ps_script

Definition

Requirements: Script Block Logging must be enabled

Detection Logic
Detection Logic2 selectors
detection:
    selection_cmd:
        ScriptBlockText|contains|all:
            - 'Disable-WindowsOptionalFeature'
            - '-Online'
            - '-FeatureName'
    selection_feature:
        # Add any important windows features
        ScriptBlockText|contains:
            - 'Windows-Defender-Gui'
            - 'Windows-Defender-Features'
            - 'Windows-Defender'
            - 'Windows-Defender-ApplicationGuard'
            # - 'Containers-DisposableClientVM' # Windows Sandbox
    condition: all of selection*
False Positives
Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

Rule Metadata
Rule ID
99c4658d-2c5e-4d87-828d-7c066ca537c3
Status
test
Level
high
Type
Detection
Created
Sat Sep 10
Path
rules/windows/powershell/powershell_script/posh_ps_disable_windows_optional_feature.yml
Raw Tags
attack.defense-evasionattack.t1562.001
View on GitHub