This is a 1077 byte virus, which infects .COM files in an ordinary way, but .EXE files are infected in a similar way, which prevents the virus from infecting .EXE files longer than 64K. The virus was written in Scotland and is known there as "Murphy", but this name should not be used, as it may be confused with the totally unrelated Bulgarian Murphy virus.
Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.
Detailed instructions for F-Secure security products are available in the documentation found in the Downloads section of our Home - Global site.
You may also refer to the Knowledge Base on the F-Secure Community site for further assistance.