QSD7 Trojan

This dangerous spyware is on of the most recent members of the QSD-trojan family, which is well known for its destructive actions. QSD7 Trojan is really dangerous, because it usually tries to format the hard disk of the infected machine. This simple but really effective method always result in a total loss of all data, that's why it's strongly recommended to keep your antiviral databases up-to-date in order to protect your computer from getting infected with this pest.