APT / THREAT GROUP
CopperStealth
2
aliases
Last seen:Mar 17, 2026
Intelligence Profile
According to Trend Micro, CopperStealth’s infection chain involves dropping and loading a rootkit, which later injects its payload into explorer.exe and another system process. These payloads are responsible for downloading and running additional tasks. The rootkit also blocks access to blocklisted registry keys and prevents certain executables and drivers from running. The task module is able to download and run additional payloads.
Threat Analysis
CopperStealth 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
CopperStealthwin.copperstealth
External Intelligence
Malpedia: win.copperstealthResearch Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.