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
Potential DLL Sideloading Via JsSchHlp
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Potential DLL Sideloading Via JsSchHlp
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: Potential DLL Sideloading Via JsSchHlp
id: 68654bf0-4412-43d5-bfe8-5eaa393cd939
status: test
description: Detects potential DLL sideloading using JUSTSYSTEMS Japanese word processor
references:
- https://www.welivesecurity.com/2022/12/14/unmasking-mirrorface-operation-liberalface-targeting-japanese-political-entities/
- http://www.windowexe.com/bbs/board.php?q=jsschhlp-exe-c-program-files-common-files-justsystem-jsschhlp-jsschhlp
author: frack113
date: 2022-12-14
tags:
- attack.defense-evasion
- attack.persistence
- attack.privilege-escalation
- attack.t1574.001
logsource:
category: image_load
product: windows
detection:
selection:
ImageLoaded|endswith: '\JSESPR.dll'
filter:
ImageLoaded|startswith: 'C:\Program Files\Common Files\Justsystem\JsSchHlp\'
condition: selection and not filter
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/image_load/image_load_side_load_jsschhlp.yml