Researchers have discovered a previously unknown, file-based cryptominer worm that has been heavily targeting enterprises based in Asia.

The researchers, from Symantec Corporation's Security Response Attack Investigation Team, believe this latest threat perpetuates what they describe as a recent trend in cryptojacking: focusing on large business and organizations rather than consumers.

Dubbed Beapy, the Python-based malware leverages the "EternalBlue" Windows Server Message Block protocol exploit to spread across a victim's network, and the DoublePulsar backdoor to enable remote code execution on infected devices. Both malicious tools are widely believed to have originated with U.S. National Security Agency, and were publicly leaked by the Shadow Brokers hacker group in 2017.

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