Detection rules › Sigma
Diagnostic Library Sdiageng.DLL Loaded By Msdt.EXE
Detects both of CVE-2022-30190 (Follina) and DogWalk vulnerabilities exploiting msdt.exe binary to load the "sdiageng.dll" library
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Stealth |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Sysmon | Event ID 7: Image loaded |
Rule body
title: Diagnostic Library Sdiageng.DLL Loaded By Msdt.EXE
id: ec8c4047-fad9-416a-8c81-0f479353d7f6
status: test
description: Detects both of CVE-2022-30190 (Follina) and DogWalk vulnerabilities exploiting msdt.exe binary to load the "sdiageng.dll" library
references:
- https://www.securonix.com/blog/detecting-microsoft-msdt-dogwalk/
author: Greg (rule)
date: 2022-06-17
modified: 2023-02-17
tags:
- attack.stealth
- attack.t1202
- cve.2022-30190
logsource:
category: image_load
product: windows
detection:
selection:
Image|endswith: '\msdt.exe'
ImageLoaded|endswith: '\sdiageng.dll'
condition: selection
falsepositives:
- Unknown
level: high
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Image|endswith: '\msdt.exe'
ImageLoaded|endswith: '\sdiageng.dll'
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
Image | ends_with |
| field:"Image" kind:ends_with value:"\msdt.exe" |
ImageLoaded | ends_with |
| field:"ImageLoaded" kind:ends_with value:"\sdiageng.dll" |