There is no virus by this name. However, we occasionally get queries about this, as many files have an invisible stream by this name.
Existance of Afp_AfpInfo stream on some files is normal, and as such is of no cause for concern. This stream is generated on some file shares for support for Macintosh system (AFP = Apple Filing Protocol).
Allow F-Secure Anti-Virus to disinfect the relevant files.
For more general information on disinfection, please see Removal Instructions.