The Department of Justice and international law enforcement partners said arrests were made of 10 individuals from Bosnia and Herzegovina, Croatia, Macedonia, New Zealand, Peru, the United Kingdom and the United States.
The Butterfly Botnet has been linked to multiple variants of the Yahos malware responsible for more than 11 million compromised computer systems and over $850 million in losses, an FBI release said Tuesday.
Yahos targeted Facebook users from 2010 to October 2012, the FBI said.
Facebook's security team provided help to law enforcement agencies conducting the investigation by providing assistance in identifying the perpetrators and those affected by the malware, the bureau said.
Notable deaths of 2014 [PHOTOS]