APT / THREAT GROUP💰 FINANCIALHIGH
Velso
2
aliases
Last seen:Mar 17, 2026
Intelligence Profile
Ransomware that appears to require manually installation (believed to be via RDP). Encrypts files with .velso extension.
Threat Analysis
Velso 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 Velso 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, Velso is capable of targeted intrusions using adapted commodity tools alongside custom implants, maintaining operational security and evading standard detection mechanisms.
Quick Facts
TypeAPT / Threat Group
Motivation💰 financial
Sophisticationhigh
Aliases2
Also Known As
win.velsoVelso
External Intelligence
Malpedia: win.velsoResearch Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.