For Zlob DNS Changer, go to your internet connections and go to the properties of any connections you have. For the TCP\IP connections settings, make sure the 'Obtain DNS Servers Automatically' is selected.
Run your spyware removal software.
Then go to Start>Run>Type in 'CMD' and press enter>Then type CD\ and press enter>Then type ipconfig /flushdns and press enter.
Open up your system restore settings and disable system restore on all if your drives and then enable them again.
Re-start your PC and run your anti-spyware again.
For any other virus' post the files and names in your next post.
Download this: http://www.microsoft.com/technet/sys...***plorer.mspx
I might need you to look for any out of place .dlls if you're still having problems.