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
Powershell Store File In Alternate Data Stream
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Powershell Store File In Alternate Data Stream
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: Powershell Store File In Alternate Data Stream
id: a699b30e-d010-46c8-bbd1-ee2e26765fe9
status: test
description: Storing files in Alternate Data Stream (ADS) similar to Astaroth malware.
references:
- https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1564.004/T1564.004.md
author: frack113
date: 2021-09-02
modified: 2022-12-25
tags:
- attack.defense-evasion
- attack.t1564.004
logsource:
product: windows
category: ps_script
definition: 'Requirements: Script Block Logging must be enabled'
detection:
selection_compspec:
ScriptBlockText|contains|all:
- 'Start-Process'
- '-FilePath "$env:comspec" '
- '-ArgumentList '
- '>'
condition: selection_compspec
falsepositives:
- Unknown
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_store_file_in_alternate_data_stream.yml