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Convert indexed Sigma rules into analyst-ready detections.
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Indexed Rules
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17
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CLI Versions
10
Newest: 2.0.2
Translation Workspace
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Active Rule
Potential Mpclient.DLL Sideloading Via OfflineScannerShell.EXE Execution
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Potential Mpclient.DLL Sideloading Via OfflineScannerShell.EXE Execution
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 OfflineScannerShell.EXE Execution
id: 02b18447-ea83-4b1b-8805-714a8a34546a
status: test
description: |
Detects execution of Windows Defender "OfflineScannerShell.exe" from its non standard directory.
The "OfflineScannerShell.exe" binary is vulnerable to DLL side loading and will load any DLL named "mpclient.dll" from the current working directory.
references:
- https://lolbas-project.github.io/lolbas/Binaries/OfflineScannerShell/
author: frack113
date: 2022-03-06
modified: 2023-08-03
tags:
- attack.defense-evasion
- attack.t1218
logsource:
category: process_creation
product: windows
detection:
selection:
- Image|endswith: '\OfflineScannerShell.exe'
- OriginalFileName: 'OfflineScannerShell.exe'
filter_main_legit_dir:
CurrentDirectory: 'C:\Program Files\Windows Defender\Offline\'
filter_main_empty:
CurrentDirectory: ''
filter_main_null:
CurrentDirectory: null
condition: selection and not 1 of filter_main_*
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/process_creation/proc_creation_win_offlinescannershell_mpclient_sideloading.yml