See: http://www.secureworks.com/resource...s-click-fraud-activity-after-six-month-break/ Via Del Secure Works on Twitter - https://twitter.com/dellsecureworks/status/560428187705180160
See also: Dell analysis shows ZeroAccess botnet still slinging out http://www.theregister.co.uk/2015/0...up_again_youre_never_going_to_keep_them_down/