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
NTFS Alternate Data Stream
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
NTFS 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: NTFS Alternate Data Stream
id: 8c521530-5169-495d-a199-0a3a881ad24e
status: test
description: Detects writing data into NTFS alternate data streams from powershell. Needs Script Block Logging.
references:
- https://web.archive.org/web/20220614030603/http://www.powertheshell.com/ntfsstreams/
- https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1564.004/T1564.004.md
author: Sami Ruohonen
date: 2018-07-24
modified: 2022-12-25
tags:
- attack.defense-evasion
- attack.t1564.004
- attack.execution
- attack.t1059.001
logsource:
product: windows
category: ps_script
definition: 'Requirements: Script Block Logging must be enabled'
detection:
selection_content:
ScriptBlockText|contains:
- set-content
- add-content
selection_stream:
ScriptBlockText|contains: '-stream'
condition: all of selection*
falsepositives:
- Unknown
level: high
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_ntfs_ads_access.yml