TL;DR Security researchers uncovered three connected cyber espionage clusters operating across Latin America, Asia, and Europe that rely on the CopperDragon Sparrow framework. Rather than representing a single hacking team, the CopperDragon Sparrow framework malware ecosystem acts as a central supplier for multiple China-nexus threat groups. Over the past year, these clusters breached dozens of government, military, and telecommunications networks using custom Windows and Linux backdoors.