Hey and welcome to Norton Community.

Which Norton products and version are you using on your computer.(Norton Internet Security or Norton Antivirus).

What operating system are you using and do you have the latest updates and Service Packs on your computer.

What security program did you use to detect this threat/virus on your computer?

Have you tried Norton Power Eraser, Malwarebytes Anti-Malware or Superantispyware to remove the threat from your computer?

Here are the links to these Security Programs.

Norton Power Eraser:

http://us.norton.com/support/DIY/?product=Norton%20Internet%20Security&version=19.1.1.3&layout=Retai...

Malwarebytes Anti-Malware:

http://filehippo.com/download_malwarebytes_anti_malware/

Superantispyware:

http://filehippo.com/download_superantispyware/

If you still having problems with this threat, let us know and whe can help as far as whe can.

That are other People here that are very good at this.

Good Luck.