This looks like "Pervading Animal" (or just "Animal") from the 1970's [1]. Said to be the first computer worm. [1] https://www.fourmilab.ch/documents/univac/an

This looks like "Pervading Animal" (or just "Animal") from the 1970's [1]. Said to be the first computer worm. [1] https://www.fourmilab.ch/documents/univac/animal.html https://www.fourmilab.ch/documents/univac/animal.html