Update apt_gamaredon.txt
Update apt_gamaredon.txt

https://www.virustotal.com/gui/file/496213612d873633a80320bb3422b44d21edb064953110e86ec09f1c7c5ec87c/behavior/C2AE
stamparm/maltrail,stamparm/maltrail,stamparm/maltrail,stamparm/maltrail