Diagnostic Library Sdiageng.DLL Loaded By Msdt.EXE — Sigma Rule

Rule metadata and linked tags

Author: Greg (rule). Source status: test; severity: high. Source dates: 2022-06-17 / 2023-02-17.

{
  "category": "image_load",
  "product": "windows"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: d27b16305e15a792d2dd1fff2a4082012edcc4a6ec4f674fd8ffffb4ce2a845a

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

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

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• https://www.securonix.com/blog/detecting-microsoft-msdt-dogwalk/