rasautou.exe, and it's process, Microsoft Remote Access Dialler, are not spyware or viruses and are safe to have on your system.

Still, if you use the internet, there is always a chance that adware or a virus could be on your system without you knowing it.

The best way to avoid problems with malware and other types of malware is to scan your system for free and get rid of all the harmful files right now.