Hola — A widely popular Free VPN service used as a Giant Botnet.

The bandwidth of Millions of users of a popular free VPN service is being sold without their knowledge in an attempt to cover the cost of its free service, which could result in a vast botnet-for-sale network. "Hola," a free virtual private network, is designed to help people abroad watch region [...] - See more at: http://thehackernews.com/#sthash.VOoMAxtl.dpuf

BEEBONE BOTNET...

Beebone Botnet Taken Down By International Cybercrime Taskforce
U.S. and European law enforcement agencies have shut down a highly sophisticated piece of the botnet that had infected more than 12,000 computers worldwide, allowing hackers to steal victims’ banking information and other sensitive data. The law enforcement agencies from the United States, United [...]