https://www.bleepingcomputer.com/news/security/chinese-hackers-use-new-windows-malware-to-backdoor-govt-defense-orgs/

An extensive series of attacks detected in January used new Windows malware to backdoor government entities and organizations in the defense industry from several countries in Eastern Europe.

Kaspersky linked the campaign with a Chinese APT group tracked as TA428, known for its information theft and espionage focus and attacking organizations in Asia and Eastern Europe [1, 2, 3, 4].