APT / THREAT GROUP
Unidentified 123 (Go Infostealer)
3
aliases
Last seen:Mar 17, 2026
Intelligence Profile
An infostealer written in Go.
Threat Analysis
Unidentified 123 (Go Infostealer) 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
Aliases3
Also Known As
win.unidentified_123Unidentified 123 (Go Infostealer)Go Infostealer
External Intelligence
Malpedia: win.unidentified_123Research Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.