Helicopter.777.a
Description Helicopter.777.a
It is not a dangerous memory resident parasitic virus. It hooks INT 10h, 21h and infects .COM files that are executed. While infecting the virus search for zero bytes are in the file body, and writes itself to there. If there is no such are, the virus does not infect the file. The file length does not grow while infecting.
When the video mode is changed to graphic mode 5 (INT 10h, AX=0005h), the virus draws an image of helicopter.
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Drop.1131
Description Drop.1131
It is a memory resident harmless virus. It infects COM- and EXE-files by standard way when they are accessed. It hooks INT 1Ch and 21h. Depending on its internal counter the infector can drop letters on the screen.
DrunkAvenger
Description DrunkAvenger
It's a harmless memory resident parasitic virus which hooks INT 21h and infects .COM-files on FindFirst/Next FCB call. It contains the internal text string "DIR by Drunk Avenger [PuKE] x92!".
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