Have you encountered this message while shutting down your computer? If you received the Yahoo Messenger Virus, then you might also encounter this message. According to ProcessLibrary.com, svhost.exe is a process which is registered as the W32.Mydoom.I@mm worm. This virus is distributed via the Internet through e-mail and comes in the form of an e-mail message, in the hopes that you open its hostile attachment.

The worm has its own SMTP engine which means it gathers E-mails from your local computer and re-distributes itself. In worst cases this worm can allow attackers to access your computer, stealing passwords and personal data. The question is: Is it safe to delete svhost.exe? ProcessLibrary.com added,

This process is a security risk and should be removed from your system.