Mytob.BI Discovered, Spreading

And another Mytob gains traction. Mytob.BI was discovered on May 31, 2005, quickly gaining a noticeable foothold in email traffic. Mytob.BI joins Mytob.AR as one of the few Mytob variants to be declared a medium risk threat. See: Mytob.BI description | Mytob.AR description | How to Prevent Mytob