APT / THREAT GROUP
MOONTAG
2
aliases
Last seen:Mar 17, 2026
Intelligence Profile
The malware, potentially named "MOON_TAG" by its developer as indicated by the strings within, is derived from code shared in a Google Group (https://groups.google.com/g/ph4nt0m/c/2J3_1XPeKD8/m/AYPoWudRcTAJ?pli=1). Each variant discovered possesses capabilities to communicate via the Microsoft Graph API. At this moment, it appears to be in development.
Threat Analysis
MOONTAG is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.
External References
Quick Facts
TypeAPT / Threat Group
Aliases2
Also Known As
win.moontagMOONTAG
External Intelligence
Malpedia: win.moontagResearch Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.