check whether ur system is infected or not

check whether ur system is infected or not

1) start / run / command 
2) cd.. / enter / cd.. / enter 
3) cd windows / enter / cd system32 / Enter 
4) Setup 

Note : If you will get a message like this " Please Go To your COntrol Panel to install and configure system components " ,means that your operative system isn't infected. 

If the file Setup.exe is closed. That's mean your operative system is infected . 

If the file Setup.exe is opened. That's mean your operative system isn't infected (it's clear)