HOMETHREATSAvosLocker
MALWARE FAMILY💰 FINANCIALHIGH

AvosLocker

Internal ID: win.avos_locker
1
aliases
Last seen:Mar 17, 2026

Intelligence Profile

AvosLocker is a ransomware-as-a-service (RaaS) gang that first appeared in mid-2021. It has since become notorious for its attacks targeting critical infrastructure in the United States, including the sectors of financial services, critical manufacturing, and government facilities.

In March 2022, the FBI and US Treasury Department issued a warning about the attacks.

Threat Analysis

AvosLocker is a malware family tracked by threat intelligence researchers and catalogued in the Malpedia dataset. It represents a distinct malicious software lineage with identifiable code characteristics, behaviors, and victimology.

Financially motivated threat actors like AvosLocker 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, AvosLocker is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.

External References

Quick Facts

TypeMalware Family
Motivation💰 financial
Sophisticationhigh
Aliases1

Also Known As

win.avos_locker

Research Links

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.
AvosLocker — Malware Family | Threat Intelligence | CTIWATCH.COM