Network not working, domain unreachable

Problem: Internet is working, but computer browsing is not

Apart from varios viruses, SNACNP Network Provider was active.
It can be seen and unchecked via Autoruns, by Sysinternals.
http://technet.microsoft.com/en-us/sysinternals/bb963902
After uncheck, repairing IP should renew address and make it work.