Process: NSUService.exe (VAIO Smart Network)
from 
Stardock Forums
Stardock Forums
NSUService.exe - General Information
Name:
NSUService.exe (VAIO Smart Network)
Publisher
Sony Corporation
Product:
NSUService.exe
Default location:
%ProgramFiles%\sony\Network Utility\NSUService.exe
NSUService.exe - Description and Recommendation
Sony network utility.
NSUService.exe - Uninstall Techniques