Detection rules › Sigma

Diagnostic Library Sdiageng.DLL Loaded By Msdt.EXE

Severity
high
Author
Greg (rule)
Source
upstream

Detects both of CVE-2022-30190 (Follina) and DogWalk vulnerabilities exploiting msdt.exe binary to load the "sdiageng.dll" library

MITRE ATT&CK coverage

TacticTechniques
Defense EvasionT1202 Indirect Command Execution

Event coverage

ProviderEvent IDTitle
Sysmon7Image loaded

Stages and Predicates

Stage 1: selection

Image|endswith: '\msdt.exe'
ImageLoaded|endswith: '\sdiageng.dll'

Indicators

Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.

FieldKindValues
Imageends_with
  • \msdt.exe corpus 10 (sigma 10)
ImageLoadedends_with
  • \sdiageng.dll