APT / THREAT GROUP💰 FINANCIALHIGH

VirLock

2
aliases
Last seen:Mar 17, 2026

Intelligence Profile

Polymorphic parasitic file infecting virus which transforms files into copies of itself. Additionally it uses screen-locking as a ransomware technique.

Threat Analysis

VirLock is a high-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of financial.

Financially motivated threat actors like VirLock prioritize monetary gain through methods such as ransomware deployment, banking trojans, cryptocurrency theft, BEC scams, or credential harvesting for resale on underground markets.

With high sophistication, VirLock is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.

External References

Quick Facts

TypeAPT / Threat Group
Motivation💰 financial
Sophisticationhigh
Aliases2

Also Known As

win.virlockVirLock

External Intelligence

Malpedia: win.virlock

Research Links

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