Dodgy is a simple boot sector virus. The only special thing about is that
it is able to spread under both DOS and Windows 95.
When Dodgy activates it will display this text:
RAVage is wiping data! RP&muRPhy
After this the virus will overwrite most of data on the hard drive.
Dodgy has been reported to be in the wild during fall 1997.
[Analysis: Mikko Hypponen, F-Secure]