You're not the first by any means. There was another thread about this about a week ago.
Believe the FBI. It's a scam.
W32 sober has been around for quite a while, but it can take over your machine and is dangerous if you software isn't current and your AV isn't up to date.
Delete and forget about it until you get the one from the CIA and then the one from the Secret Service and then the one from the "Home Security Administration. Just delete all of them.