Russian investigators have uncovered chat logs between the botmaster in charge of the “Cutwail” botnet and a founder of a fake pharmaceutical spam operation that hint at the botmaster’s identity. The ...

American and German researchers who infiltrated and crippled one of the world’s biggest spam-producing networks last summer have released a formal paper on the experience, and the numbers are ...

Spammers are harnessing two venerable botnets -- Kelihos and Cutwail -- to send out reams of deceptive emails disguised as news and video clips from the Boston Bombing, but that carry malicious ...

A botnet responsible for a significant amount of spam has been crippled but may reconstitute itself in a matter of weeks, according to vendor M86 Security. The Pushdo or Cutwail network of hacked ...