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 Mpclient.DLL Sideloading Via Defender Binaries
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Potential Mpclient.DLL Sideloading Via Defender Binaries
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 Mpclient.DLL Sideloading Via Defender Binaries
id: 7002aa10-b8d4-47ae-b5ba-51ab07e228b9
related:
- id: 418dc89a-9808-4b87-b1d7-e5ae0cb6effc
type: similar
status: test
description: Detects potential sideloading of "mpclient.dll" by Windows Defender processes ("MpCmdRun" and "NisSrv") from their non-default directory.
references:
- https://www.sentinelone.com/blog/living-off-windows-defender-lockbit-ransomware-sideloads-cobalt-strike-through-microsoft-security-tool
author: Bhabesh Raj
date: 2022-08-01
modified: 2023-08-04
tags:
- attack.privilege-escalation
- attack.persistence
- attack.defense-evasion
- attack.t1574.001
logsource:
product: windows
category: process_creation
detection:
selection:
Image|endswith:
- '\MpCmdRun.exe'
- '\NisSrv.exe'
filter_main_known_locations:
Image|startswith:
- 'C:\Program Files (x86)\Windows Defender\'
- 'C:\Program Files\Microsoft Security Client\'
- 'C:\Program Files\Windows Defender\'
- 'C:\ProgramData\Microsoft\Windows Defender\Platform\'
- 'C:\Windows\WinSxS\'
condition: selection and not 1 of filter_main_*
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/process_creation/proc_creation_win_mpcmdrun_dll_sideload_defender.yml