Bace.338 is a harmless DOS virus. It is memory resident. It hooks DOS Int 21h and infects EXE files on their execution. The virus doesn't have any payload.
Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.
More scanning & removal options
More information on scanning or removal options is available in the documentation for your F-Secure security product on the Downloads section of our Home - Global site.
You may also refer to the Knowledge Base on the F-Secure Community site for more information.