Cybercriminals behind the Locky ransomware have revamped the malware’s code three times in 30-day period and blasted out massive spam campaigns.
According to researchers at Trustwave, the latest variant of Locky ransomware is called Ykcol (that’s Locky spelled backwards) and was part of a Sept. 19 spam blast targeting 3 million inboxes within a three-hour period. Messages were sent from the notorious Necurs botnet.
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