Unsigned DLL Loaded by Windows Utility
Detects windows utilities loading an unsigned or untrusted DLL. Adversaries often abuse those programs to proxy execution of malicious code.
Detection logic
Detection requirements
- Platform
- Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
- Log source product
- windows
- Log source category
- image_load
Known benign triggers
- Unknown
MITRE ATT&CK mappings
0 exclusive techniques.This is coverage no other published rule has; it is not this rule's total technique count.
References
| Reference | Cited by |
|---|---|
| akhere.hashnode.dev/hunting-unsigned-dlls-using-kql | Only this detection cites it |
| unit42.paloaltonetworks.com/unsigned-dlls/?web_view=true | Only this detection cites it |
| www.elastic.co/security-labs/Hunting-for-Suspicious-Windows-Libraries-for-Execution-and-Evasion | 3from 2 sources |
From the source
- At source
- Open at source
- Upstream identifier
- b5de0c9a-6f19-43e0-af4e-55ad01f550af
- Tagged by the source as
- attack.stealth
Licence
- Published under
- Detection Rule License 1.1Read the licence
- Attribution
- Required
Authorship
- Written by
- Published
- Aug 26, 2026
- Version
- 1