This virus was found in August 1991. It contains the texts 'Backtime' and turns the system timer to work backwards.
Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.
Slightly shorter, only 512 bytes. Displays the following error messages occasionally:
Bad command error reading device CON Bad command error writing device CON
This variant is also 512 bytes, but it produces a very interesting "shaking" effect on the screen, when run, as the virus interferes with the video controller. This version contains the text "Shaker"
Variant:Pizza (Plastic Pizza)
This 1236 bytes long variant carries a copy of the Michelangelo virus with itself, and will infect all clean hard drives it spots with it.