MALWARE FAMILY

MiyaRAT

Internal ID: win.miya_rat

aliases

Last seen:Mar 17, 2026

Intelligence Profile

According to Proofpoint, MiyaRAT is a remote access trojan (RAT) written in C++ that uses sockets for communications and has standard RAT functionality. It is possibly authored by the same developer(s) as WmRAT.

Threat Analysis

MiyaRAT 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.

External References

→https://ti.qianxin.com/blog/articles/bitter-group-launches-new-trojan-miyarat-domestic-users-become-primary-targets-en/

→https://www.proofpoint.com/us/blog/threat-insight/hidden-plain-sight-ta397s-new-attack-chain-delivers-espionage-rats

→https://www.threatray.com/blog/the-bitter-end-unraveling-eight-years-of-espionage-antics-part-two

Quick Facts

TypeMalware Family

Aliases1

Also Known As

win.miya_rat

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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