HOMETHREATSCopperStealth
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.copperstealth

Research Links

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.