An anonymous reader writes: An unknown vigilante hacker has been sabotaging the operations of the recently-revived Emotet botnet by replacing Emotet payloads with animated GIFs, effectively preventing victims from getting infected. The sabotage, which started on July 21, has grown from a simple joke to a serious issue impacting a large portion of the Emotet operation, reducing the biggest malware botnet today to a quarter of its daily capabilities. Since the attack started, the vigilante has replaced Emotet payloads with this Blink 182 “WTF” GIF, a James Franco GIF, and the Hackerman GIF from the Kung Fury movie.

The article points out this is all possible because Emotet stashes its malware on WordPress sites they’ve breached with web shells — all of which have the exact same password.

of this story at Slashdot.

…read more

Source:: Slashdot