Massive Botnet Returns from the Dead, Starts Spamming

A big spam-spewing botnet shut down two weeks ago has been resurrected, security researchers said today, and is again under the control of criminals. The Srizbi botnet returned from the dead late Tuesday when the infected PCs were able to successfully reconnect with new command-and-control servers, which are now based in Estonia. Srizbi was knocked out more than two weeks ago when McColo Corp, a hosting company that had been accused of harbouring a wide range of criminal activities, was yanked off the Internet by its upstream service providers