Tequila

Resident EXE-files MBR
Switzerland / 1991

It was the first polymorphic virus. On april 1991, the “Tequila” infected all the world in few mintutes. Wrote in Switzerland and stolen by autor´s friend who intrduce it in his father equpment (a shareware vendor).

One interesting effect of the virus is the display of a crude, character-based Mandelbrot set image on the screen.