Headcrash.1067
Description Headcrash.1067
It is not a dangerous memory resident parasitic virus. The virus stays TSR only on odd dates, hooks INT 21h and writes itself to the end of .COM files that are executed. Depending on the system timer the virus displays:
Headcrash Industries celebrate 001F hex
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BadSize.369
Description BadSize.369
It is not a dangerous nonmemory resident parasitic virus. It searches for .COM-files, then writes itself to the end of the file. While infecting the files the virus displays the file name and one of the messages:
- infected
- already infected
- bad size to infect
The virus also displays:
Frodo lives !!!
Bagnara.694
Description Bagnara.694
It is not a dangerous memory resident encrypted parasitic virus. It hooks INT 21h and writes itself to the end of COM-files that are executed. While infecting the files the virus writes to the file end one of its two decryption routines, and then the encrypted code. While infecting the file length is increased with 694 or 699 bytes in depending on the selected decryption routine.
On 6th, June the virus also hooks INT 8 and blinks with Num/Caps/Scroll-Lock indicators.
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