Process name: Norton AntiVirus Scan Service
sndsrvc.exe is a process belonging to the Norton Internet Security Suite which protects your computer against Internet-bound threats such as spyware and trojans which can be distributed through e-mail or attack directly to the computer allowing unauthorized access to your computer. This program is important for the stable and secure running of your computer and should not be terminated.
Recommendation
sndsrvc.exe should not be disabled as it is required for essential applications to function properly.