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
Get-ADUser Enumeration Using UserAccountControl Flags
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Get-ADUser Enumeration Using UserAccountControl Flags
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: Get-ADUser Enumeration Using UserAccountControl Flags
id: 96c982fe-3d08-4df4-bed2-eb14e02f21c8
status: test
description: Detects AS-REP roasting is an attack that is often-overlooked. It is not very common as you have to explicitly set accounts that do not require pre-authentication.
references:
- https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1069.002/T1069.002.md#atomic-test-11---get-aduser-enumeration-using-useraccountcontrol-flags-as-rep-roasting
- https://shellgeek.com/useraccountcontrol-flags-to-manipulate-properties/
author: frack113
date: 2022-03-17
tags:
- attack.discovery
- attack.t1033
logsource:
product: windows
category: ps_script
definition: 'Requirements: Script Block Logging must be enabled'
detection:
selection:
# 4194304 DONT_REQ_PREAUTH
ScriptBlockText|contains|all:
- 'Get-ADUser'
- '-Filter'
- 'useraccountcontrol'
- '-band'
- '4194304'
condition: selection
falsepositives:
- Legitimate PowerShell scripts
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_as_rep_roasting.yml