This appears to be something brand new, and it gets past AVG antivirus. I have antivirus and am pretty careful, and can't remember the last time I picked up anything that messed up my computer like this nasty thing. It takes over when you boot up, and won't let you go into task manager or anything. I got rid of it by going into safe mode (press f8 during boot) and looking at the properties of the shortcut on the desktop. It pointed to the executable file C:\Documents and Settings\All Users\Application Data\24180116\24180116.exe. I deleted this executable file and removed the...