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).
Depending on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the suspect file, or ask you for a desired action.
More information on the scanning and removal options available in your F-Secure product can be found in the Help Center.
You may also refer to the Knowledge Base on the F-Secure Community site for more information.