I-Worm.Bagle.p

Worm Bagle.p is an Internet worm that spreads by e-mail. Infected e-mail doesn't include a worm in attachment, but uses a trojan, that downloads the worm from several servers. After download Bagle.p starts its processes, which infects some popular peer-to-peer clients and starts own mail server. Then it spreads through it. It also can terminate most of the antivirus applications so it is difficult to find and recognize the worm.