APT / THREAT GROUP

QuirkyLoader

aliases

Last seen:Mar 17, 2026

Intelligence Profile

According to X-Force, this is a loader module written in .NET languages for which ahead-of-time (AOT) compilation is used.

Threat Analysis

QuirkyLoader is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.

External References

→https://www.ibm.com/think/x-force/ibm-x-force-threat-analysis-quirkyloader

Quick Facts

TypeAPT / Threat Group

Aliases2

Also Known As

QuirkyLoaderwin.quirkyloader

External Intelligence

Malpedia: win.quirkyloader

Research Links

MITRE ATT&CK VirusTotal Google (news) Twitter/X search

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.

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