Criminal charges unsealed by U.S. courts identify alleged botnet administrator as Evgeniy Mikhailovich Bogachev. Bogachev, 30, was charged with conspiracy, computer hacking, bank and wire fraud and money laundering. Botnet operators were as big a threat to business as individuals, experts say. Law enforcement could not have disrupted botnet of 500,000 to 1 million compromised computers without cooperation from banks and businesses that were victimized by the Cryptolocker ransomware, Steve Chabinsky said.”]