Process doppleganging, a rare technique of impersonating a process, was discovered last year, but hasn’t been seen much in the wild since. It was an interesting surprise, then, to discover its use mixed in with Process Hollowing, yet another technique, in a dropper for the Osiris banking Trojan.
Although often seen as an illegal cybercriminal tactic, the methodology behind fast flux is actually far from evil. So how is it being abused? Read on to learn more.
In this post we take a quick glance at some changes made to the Sundown exploit kit. The landing page has been tweaked and uses various obfuscation techniques. Sundown is used in some smaller campaigns and in this particular case dropped a downloader followed by a banking Trojan.