After the virus has been loaded into memory, the virus hooks INT 21h to infects any executable file that is run. The infection size varies between different files.
The virus also hooks INT 9 in order to trigger the payload.
The exact memory usage is 1,600 bytes.
After 3000 key presses the virus displays a message:
CRITICAL ERROR 08/15: TOO MANY FINGERS ON KEYBOARD ERROR
And then it hangs the system and disables the keyboard input.
This virus would be detected and infected by another virus called SSR, as long as SSR is in memory.
The virus contains the internal text string: