According to the original source code from the author, this virus is designed to bypass three virus monitoring programs, FluShot, Vstop and Virblock, but this has not been tested.
It contains the following text:
PC-FLU by WIZARD 1991
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More information on scanning and removal options available in your F-Secure product can be found in the Help Center.
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This virus is probably written by the same programmer, but it radically different - a polymorphic 2112 byte virus.