Thousands of Asus routers have been hacked in a targeted campaign.

A Chinese state-sponsored group compromised over 50,000 ASUS routers in a campaign called Operation WrtHug, creating a global espionage network. Attackers exploited multiple high-severity vulnerabilities in discontinued router models, particularly in the AiCloud service, to gain persistent access. The compromised devices were configured with a shared TLS certificate valid for 100 years, serving as an indicator of compromise. Most infected routers are located in Taiwan, but clusters were also found in the US, Russia, Southeast Asia, and Europe.

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https://www.securityweek.com/over-50000-asus-routers-hacked-in-operation-wrthug/