Cyber attack on Ukrainian utility wider than initially reported

Slovakia-based software security firm ESET, spol. s r.o. has said that a cyber attack on an Ukrainian utility firm in December 2015 was wider than initially reported, reports Trust.org citing Reuters.

Ukraine-based power company PJSC Prykarpattyaoblenergo was the only one that reported an outage on Dec. 23, 2015, while similar malware was found in the networks of at least two more utility firms, said an ESET official.

Japan-based security firm Trend Micro Inc.'s official said that "this is the first time we have proof and can tie malware to a particular outage."

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