OilRig APT Drills into Malware Innovation with Unique Backdoor - The RDAT tool uses email as a C2 channel, with attachments that hide data and commands inside imag... more: https://threatpost.com/oilrig-apt-unique-backdoor/157646/ #steganography #helixkitten #c2channel #backdoor #paloalto #malware #oilrig #unit42 #apt34 #email #irán #rdat #apt