Convert indexed Sigma rules into analyst-ready detections.
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2
Newest: 2.0.1
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Active Rule
PowerShell AppLocker Policy Discovery Via Get-AppLockerPolicy
Backends follow their supported pySigma version. Select 1.5.1 for Elasticsearch, Kusto, and other 1.x plugins.
Target Profile
Splunk
Splunk through pysigma-backend-splunk.
Format Mode
Default
Default pySigma output mode for this backend.
PowerShell AppLocker Policy Discovery Via Get-AppLockerPolicy
Using Splunk · Default · pySigma 2.0.1
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
title: PowerShell AppLocker Policy Discovery Via Get-AppLockerPolicy
id: f14b1e99-5e53-4598-98dc-6f20ad7b35e0
status: experimental
description: |
Detects AppLocker policy enumeration attempts via PowerShell using the Get-AppLockerPolicy cmdlet and an policy scope of either Effective, LDAP, or Local.
references:
- https://learn.microsoft.com/en-us/powershell/module/applocker/get-applockerpolicy
author: Tom3306
date: 2026-08-19
tags:
- attack.discovery
- attack.t1518.001
logsource:
product: windows
category: process_creation
detection:
selection_img:
- Image|endswith:
- '\powershell.exe'
- '\pwsh.exe'
- OriginalFileName:
- 'PowerShell.EXE'
- 'pwsh.dll'
selection_cmdlet:
CommandLine|contains: 'Get-AppLockerPolicy'
selection_flag:
CommandLine|contains|windash:
- ' -Effective'
- ' -Ldap '
- ' -Local'
condition: all of selection_*
falsepositives:
- PowerShell-based AppLocker auditing and policy troubleshooting by administrators.
level: low
CLI command
Sigma CLI 4.0.0 · Install matching versions, then run from the Phoenix project directory.
python -m pip install 'sigma-cli==4.0.0' 'pysigma==2.0.1' 'pysigma-backend-splunk==3.0.0'
sigma convert --without-pipeline -t splunk -f default 'sigma/rules/windows/process_creation/proc_creation_win_powershell_applocker_policy_discovery_via_get_applockerpolicy.yml'