A Nasty Trick: From Credential Theft Malware to Business Disruption

FireEye is tracking a set of financially-motivated activity referred to as TEMP.MixMaster that involves the interactive deployment of Ryuk ransomware following TrickBot malware infections. These operations have been active since at least December 2017, with a notable uptick in the latter half of 2018, and have proven to be highly successful at soliciting large ransom payments from victim organizations.

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