Detectionmediumtest
Potential Suspicious Windows Feature Enabled - ProcCreation
Detects usage of the built-in PowerShell cmdlet "Enable-WindowsOptionalFeature" used as a 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
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Nasreddine Bencherchali (Nextron Systems)Created Thu Dec 29c740d4cf-a1e9-41de-bb16-8a46a4f57918windows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic2 selectors
detection:
selection_cmd:
CommandLine|contains|all:
- 'Enable-WindowsOptionalFeature'
- '-Online'
- '-FeatureName'
selection_feature:
# Add any insecure/unusual windows features that you don't use in your environment
CommandLine|contains:
- 'TelnetServer'
- 'Internet-Explorer-Optional-amd64'
- 'TFTP'
- 'SMB1Protocol'
- 'Client-ProjFS'
- 'Microsoft-Windows-Subsystem-Linux'
condition: all of selection_*False Positives
Legitimate usage of the features listed in the rule.
MITRE ATT&CK
Tactics
Rule Metadata
Rule ID
c740d4cf-a1e9-41de-bb16-8a46a4f57918
Status
test
Level
medium
Type
Detection
Created
Thu Dec 29
Path
rules/windows/process_creation/proc_creation_win_powershell_enable_susp_windows_optional_feature.yml
Raw Tags
attack.defense-evasion