This virus is reported to be in the wild, but is probably quite rare. It contains the following text:
Traveller (C) BUPT 1991.4 Don't panic I'm harmless
There are several known variants of this virus.
Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.
More information on 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.