Slow PC performance, strange pop-ups and spontaneous initiations of applications all point to a Win32.MSNTwo infection. There is little known about this threat other than it may have originated in the Netherlands. It has all the backdoor Trojan characteristics.
It will enter secretly and will then wait at a port for more commands from its hacker and then step aside as the hacker comes in to finish its dirty work. A slow computer is just the beginning of your problems, as Win32.MSNTwo will worm its way into finding out all of your vital information for its own malicious purposes.
Remove at once.
Clear Win32.MSNTwo manually by stopping all of the running processes. Finding them will take some work as the programs are designed to hide all of their handiwork. After this is completed, you will need to remove all related files and folders. This will take care of Win32.MSNTwo.
If you have additional malware, a more thorough system may be necessary to implement. ZookaWare PC Cleaner, from the professionals at Blue Penguin software company, have created a solid spyware removal application that will eliminate all spyware headaches from your PC for good.