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 local pySigma backend, then reveal pipelines only when you actually need them.
Indexed Rules
3,731
Ready to search
Backends
17
Loaded from pysigma-node
pySigma Versions
10
Newest: 1.3.3
Translation Workspace
Shape the rule before it leaves Phoenix
Tune Translation
Active Rule
Hidden Executable In NTFS Alternate Data Stream
Target Profile
Splunk
Splunk through pysigma-backend-splunk.
Format Mode
Default
Default pySigma output mode for this backend.
Conversion Output
Hidden Executable In NTFS Alternate Data Stream
Using Splunk · Default · pySigma 1.3.3
Translation controls
Adjust the rule on the left, then regenerate when you want a fresh backend-native query.
BackendSplunkFormatDefaultVersion1.3.3
title: Hidden Executable In NTFS Alternate Data Stream
id: b69888d4-380c-45ce-9cf9-d9ce46e67821
status: test
description: Detects the creation of an ADS (Alternate Data Stream) that contains an executable by looking at a non-empty Imphash
references:
- https://twitter.com/0xrawsec/status/1002478725605273600?s=21
author: Florian Roth (Nextron Systems), @0xrawsec
date: 2018-06-03
modified: 2023-02-10
tags:
- attack.defense-evasion
- attack.s0139
- attack.t1564.004
logsource:
product: windows
category: create_stream_hash
definition: 'Requirements: Sysmon or equivalent configured with Imphash logging'
detection:
selection:
Hash|contains: 'IMPHASH='
filter_main_null:
Hash|contains: 'IMPHASH=00000000000000000000000000000000'
condition: selection and not 1 of filter_main_*
falsepositives:
- This rule isn't looking for any particular binary characteristics. As legitimate installers and programs were seen embedding hidden binaries in their ADS. Some false positives are expected from browser processes and similar.
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/create_stream_hash/create_stream_hash_ads_executable.yml