Answer:
worm
Step-by-step explanation:
Computer worm -
It is a malware program which is illegally or secretly added to the system of the host computer , and then further multiplies and spread to other computer , is known as a computer worm.
Worm can very cause a huge harm to the network of the computer.
Hence, from the given scenario of the question, the correct term for the given information is computer worm .