Grum botnet taken down, along with lots of spam emails July 20, 2012 by admin Tweet The Grum botnet, which may have been responsible for generating as much as 35 percent of spammed emails worldwide, was taken down earlier this week after being in operation for four years. Read more… Neowin Related Posts:'Mylobot' botnet infecting 50,000 devices per day worldwideFBI takes down Qakbot botnet and malware infecting…A Russian-controlled botnet of hundreds of routers…Due to 'Spam Folder Exemptions' Gmail users may get…US Department of Justice smashes 911 S5 botnet run…