Chinese hackers use decade-old Bisonal Trojan in cyberespionage campaigns

Chinese cyberattackers continue to improve and deploy a decade-old Remote Access Trojan (RAT) in ongoing campaigns against Russian, Japanese, and South Korean targets.

On Thursday, researchers from Cisco Talos said that the Bisonal RAT is an unusual sample of malware that has been improved, rolled back, and refined over a period of 10 years, an uncommon practice by threat actors who more often will overhaul their weapons arsenal with new tools and software over time.

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Source: ZDNet