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
Suspicious Renamed Comsvcs DLL Loaded By Rundll32
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Suspicious Renamed Comsvcs DLL Loaded By Rundll32
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: Suspicious Renamed Comsvcs DLL Loaded By Rundll32
id: 8cde342c-ba48-4b74-b615-172c330f2e93
status: test
description: Detects rundll32 loading a renamed comsvcs.dll to dump process memory
references:
- https://twitter.com/sbousseaden/status/1555200155351228419
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-08-14
modified: 2023-02-17
tags:
- attack.credential-access
- attack.defense-evasion
- attack.t1003.001
logsource:
product: windows
category: image_load
detection:
selection:
Image|endswith: '\rundll32.exe'
Hashes|contains:
# Add more hashes for other windows versions
- IMPHASH=eed93054cb555f3de70eaa9787f32ebb # Windows 11 21H2 x64
- IMPHASH=5e0dbdec1fce52daae251a110b4f309d # Windows 10 1607
- IMPHASH=eadbccbb324829acb5f2bbe87e5549a8 # Windows 10 1809
- IMPHASH=407ca0f7b523319d758a40d7c0193699 # Windows 10 2004 x64
- IMPHASH=281d618f4e6271e527e6386ea6f748de # Windows 10 2004 x86
filter:
ImageLoaded|endswith: '\comsvcs.dll'
condition: selection and not filter
falsepositives:
- Unlikely
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/image_load/image_load_dll_comsvcs_load_renamed_version_by_rundll32.yml