New fake codec sites -- Mac and Windows

Same old DNS Changer Trojans.

codecpro samples:
Windows: codecpro net/download/codecpro123.exe
Mac: codecpro net/download/codecpro123.dmg

codecviva samples:
codecviva com/download/codecviva1234.exe
codecviva com/download/codecviva1234.dmg

As always, please do not download these Trojans unless you know what you�re doing.

Patrick Jordan and Adam Thomas