Dismantling a Botnet

Saturday, March 8th, 2008

The arrest of Robert Soloway, the so-called "Spam King" who commanded a botnet of zombies that reportedly sent out billions of spam email messages every day, is a case study in just how difficult killing a botnet can be. His capture does not equate to the release of thousands of ...

Trojan infects PCs to generate SMS spam

Saturday, March 8th, 2008

A Trojan which uses infected PCs to send spam messages to mobile phone users has been discovered. Delf-HA Trojan horse sends spam SMS messages by using the free "Send a text message" facility found on the websites of several Russian mobile network operators. Infected PCs download instructions on the content ...

Zombie PCs spew out 80% of spam

Saturday, March 8th, 2008

Four-fifths of spam now emanates from computers contaminated with Trojan horse infections, according to a study by network management firm Sandvine out this week. Trojans and worms with backdoor components such as Migmaf and SoBig have turned infected Windows PCs into drones in vast networks of compromised zombie PCs. Sandvine reckons ...