Deniss Calovskis is one of the coders responsible for Gozi, a trojan that infected more than a million machines worldwide five years ago. He had prior claimed he was innocent to any role in creating the malware family used in numerous cyberheists.
Calovskis and cohorts earned tens of millions of dollars distributing the malware, according to a statement from the FBI.
http://www.wsj.com/articles/latvian-hacker-deniss-calovskis-sentenced-to...
http://www.scmagazine.com/malware-writers-face-extradition/article/444273/