you need to make a little bit of future preparation for this:
install linux Ubuntu on to your computer via wubi (google
1. find where the virus is normally it will be hiding in your root director or system folders you can also use task manager to find it by right clicking the process
2. boot in to ubuntu
3. go to the file and sent it the the "trash"
4. empty your trash can
5. boot back into windows
6. use a virus scanner like anti-malwarebytes to search for any left over registry keys or files














