The Ruthless Cyber Gang Behind the Hospital Ransomware Crisis

Kevin Poulsen and Melanie Evans report on Ryuk threat actors:

A ransomware attack on a national hospital chain nearly brought Las Vegas hospitals to their knees. Another attack in Oregon abruptly shut down alerts tied to patient monitors tracking vital signs. In New York, one county’s only trauma center briefly closed to ambulances, with the nearest alternative 90 miles away.

Multiple attacks were carried out in recent months against U.S. hospitals, suspending some surgeries, delaying medical care and costing hospitals millions of dollars.

The Wall Street Journal tracked the most disruptive attacks to one group: a notorious gang of Eastern European cybercriminals once called the “Business Club,” with ties to Russian government security services, according to threat analysts and former law-enforcement officials who closely follow Eastern European cybercrime operations.

Read more on WSJ.

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