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The Hacker News 5 months, 2 weeks ago

Mustang Panda Deploys Updated COOLCLIENT Backdoor in Government Cyber Attacks

Threat actors with ties to China have been observed using an updated version of a backdoor called COOLCLIENT in cyber espionage attacks in 2025 to facilitate comprehensive data theft from infected endpoints

More from The Hacker News 29 Jan 2026, 12:40 a.m. Backdoor China Endpoint Security Government Infection Theft Threat Actor

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Mustang Panda Deploys Updated COOLCLIENT Backdoor in Government Cyber Attacks