North Korean Hackers Combine BeaverTail and OtterCookie into Advanced JS Malware

Oct 17, 2025

The North Korean threat actor linked to the Contagious Interview campaign has been observed merging some of the functionality of two of its malware programs, indicating that the hacking group is actively refining its toolset.
That’s according to new findings from Cisco Talos, which said recent campaigns undertaken by the hacking group have seen the functions of BeaverTail and OtterCookie coming

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