The operators of the Purple Fox malware have retooled their malware arsenal with a new variant of a remote access trojan called FatalRAT, while also simultaneously upgrading their evasion mechanisms to bypass security software.
"Users' machines are targeted via trojanized software packages...

Link: 'Purple Fox' Hackers Spotted Using New Variant of FatalRAT in Recent Malware Attacks
via thehackernews.com