Bitter

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‘Bitter’ cyberspies target defense orgs with new MiyaRAT malware

A cyberespionage threat group known as ‘Bitter’ was observed targeting defense organizations in Turkey using a novel malware family named MiyaRAT. MiyaRAT is used alongside the WmRAT malware, which is cyberespionage malware previously associated with Bitter. Proofpoint discovered the campaign and reports that the new malware is likely reserved for high-value targets, deployed only sporadically. Bitter is a suspected South Asian…