Cosol Trojan

This dangerous spyware is a deadly combination of a worm and a backdoor trojan, that's why it's tremendously dangerous. Cosol Trojan usually spreads itself with as an e-mail attachment. If a careless user runs this attachment, this pest infects that PC and gives a remote control over it to the anonymous hacker. This hacker becomes able to log user's keystrokes and, with the help of this technique, steal his or her passwords, private conversations, logins, etc.