When the virus is loaded into memory, it hooks 10h and 21h to infect any DOS executable that is run.
Files infected by this virus might not function properly and cause system hang.
The exact memory usage is 720 bytes.
This virus can install itself into memory but cannot infect files under 16-bit DOS and would crash the system instead.
The virus contains the internal text string:
- Description of 8888 on Online VSUM