Virus.DOS.ASCh.794 or ASCh is a memory resident parasitic virus that runs on MS-DOS.


When the virus is loaded into memory, it hooks INT 9, 21h and writes itself to the end of the EXE files that are run. Depending on its internal counter the virus drops the letter on the screen and displays the message:

Remember about XT in world of PC

The virus also contains the text string :

AlphaVirus [06] Copyright (C)1995




Virus.DOS.ASCh.794 on Virtual PC

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