In search box (near start button) write- folder options- hit enter go to view tab-select show hidden files, folders and drives, uncheck hide extension for known file types.
Delete $recycle.bin from C drive and all other drives. It will be created later. Delete folder/s that has a long name & lot of numbers(if any), If you cannot delete them then you might have to restart computer in safe mood. Create desktop shortcut of C:\Users\ username\AppData\Local\Temp and rename it Temp1 and now create desktop shortcut of C:\Windows\Temp folder and rename if Temp2 . Disconnect internet. Now open Temp1 & Temp2 delete everything inside them . If you cannot delete something try to log off and log on and delete again. If still something you cannot delete then you need to Press Ctrl+Alt+delete and go to task manager- processes tab and close(End process) some unfamiliar process. Now again go to Temp1 & Temp2 and try to delete everything.
Some virus come back again in two temp folders as a file or as a folder. In this case you need to apply a trick. In your desktop create some texts file and folders (to make proxy for viruses). Copy one virus name from Temp1 or Temp2 and rename one of your desktop file or folder with this virus name and with same file extension( example. filename.log or filename.sqm). When all virus name copying and file/folder renaming is done then in desktop create New folder 1 and New folder 2. In New folder1 put all temp1 related/ similar Proxy files and in New folder 2 put all temp 2 related/similar proxy files. Now delete all virus from Temp1 and Temp2. Copy all files/folders from New Folder 1 to Temp 1 and New folder 2 to Temp2. Select all file and folders in Temp1 Right click-properties- Select read only. Same process for Temp2. Done.
If possible remove Ram from CPU, remove cable from Hard disk, spend minimum 1 hour
and now fix them.