A "good" anti virus guard? Well, as each program has distinct features, it depends on what you use. Try doing a bit of research on what each program does, and weigh that against what your needs are....
Matter of opinion in fact the whole point in an anti virus is to check the svchost process for malicious dll's that are running in the background. Pretty much any anti virus will try it's best to...
You may be referring to Dr. Guard virus which is another fake anti-spyware targeted at gullible web users. The virus will make it appear that your PC is infected with spyware so you'll be directed to...