APT / THREAT GROUP💰 FINANCIALHIGH
HDMR
3
aliases
Last seen:Mar 17, 2026
Intelligence Profile
HDMR is a ransomware which encrypts user files and adds a .DMR64 extension. It also drops a ransom note named: "!!! READ THIS !!!.hta".
Threat Analysis
HDMR 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 HDMR 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, HDMR 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
Aliases3
Also Known As
win.hdmrGO-SPORTHDMR
External Intelligence
Malpedia: win.hdmrResearch Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.