Phoenix Studio
Convert indexed Sigma rules into analyst-ready detections.
This studio is built around Phoenix's own rule corpus, not a blank editor. Search by title or rule id, choose a live sigma-cli backend, then reveal pipelines only when you actually need them.
Indexed Rules
3,707
Ready to search
Backends
17
Live from sigconverter.io
CLI Versions
10
Newest: 2.0.2
Translation Workspace
Shape the rule before it leaves Phoenix
Tune Translation
Active Rule
Computer Discovery And Export Via Get-ADComputer Cmdlet - PowerShell
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Computer Discovery And Export Via Get-ADComputer Cmdlet - PowerShell
Using Splunk · Default · sigma-cli 2.0.2
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
BackendSplunkFormatDefaultVersion2.0.2
title: Computer Discovery And Export Via Get-ADComputer Cmdlet - PowerShell
id: db885529-903f-4c5d-9864-28fe199e6370
related:
- id: 435e10e4-992a-4281-96f3-38b11106adde
type: similar
status: test
description: Detects usage of the Get-ADComputer cmdlet to collect computer information and output it to a file
references:
- http://blog.talosintelligence.com/2022/09/lazarus-three-rats.html
- https://www.microsoft.com/en-us/security/blog/2022/10/18/defenders-beware-a-case-for-post-ransomware-investigations/
- https://www.cisa.gov/uscert/sites/default/files/publications/aa22-320a_joint_csa_iranian_government-sponsored_apt_actors_compromise_federal%20network_deploy_crypto%20miner_credential_harvester.pdf
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-11-17
tags:
- attack.discovery
- attack.t1033
logsource:
product: windows
category: ps_script
definition: 'Requirements: Script Block Logging must be enabled'
detection:
selection:
ScriptBlockText|contains|all:
- 'Get-ADComputer '
- ' -Filter \*'
ScriptBlockText|contains:
- ' | Select '
- 'Out-File'
- 'Set-Content'
- 'Add-Content'
condition: selection
falsepositives:
- Legitimate admin scripts may use the same technique, it's better to exclude specific computers or users who execute these commands or scripts often
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/powershell/powershell_script/posh_ps_computer_discovery_get_adcomputer.yml