Operation WrtHug hijacks 50,000+ ASUS routers to Bìbuild global botnet

Operation WrtHug has hijacked over 50,000 ASUS routers, primarily targeting outdated models in Taiwan, the U.S., and Russia to build a global botnet. Attackers exploited known vulnerabilities in ASUS WRT routers, particularly those with the AiCloud service, with the campaign attributed to China-linked actors for espionage purposes.