Microsoft has just discovered a new computer virus is so dangerous, the user must reinstall the operating system, if the infected computer. Trojan named 'Popureb' was dug so deep that attacked system. One way to restore your computer by reinstalling computer operating system.
Microsoft Malware Protection, said that if the user's operating system hit by Trojan attacks: Win32/Popureb.E, it is advisable to immediately fix the Master Boot Record (MBR) and use the recovery CD to restore the infected system. Trojan attack Popured MBR hard-drive, the first sector where the code is stored to help the system operational, after the BIOS on the computer doing its start-up check.
This Trojan is not detected by the operating system as well as by any security software. This means if the computer is infected, then the operation of the computer still seems to work, but new data will not be written on the hard drive.