Virus.DOS.ATB.1522 or ATB is a virus that runs on MS-DOS.


ATB is not a dangerous memory resident parasitic virus. It hooks INT 21h and writes itself to the end of .COM and .EXE files that are executed. Depending on its counter the virus displays the message:

Welcom jion in A block troop of Computer

This virus made by ATB(1991/4)


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