Virus Database

TV family

Description TV family

These are very dangerous memory resident parasitic viruses. They hook INT 21h and write themselves to the end of COM and EXE files that are executed. Depending on the system date and some other conditions they erase the disk C: sectors. The "TV.730" virus contains the text string:
TV

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Raptor.1800.d

Description Raptor.1800.d

This is a relatively harmless, memory resident parasitic virus. This virus hooks INT 21h, and writes itself to the end of EXE files that are loaded into the memory or opened. On the 13th of any month, it hooks INT 1Ch also, and runs itself as a video effect. If the date and month correspond by number (January 1st, February 2nd,all), this virus decrypts and displays a message, then reboots the computer:
The Raptor virus version 1.4
Copyright 3.12.1993 - Hacker club Brno - Czech republic
Don`t panic!! This virus doesn`t destroy data! I am most kindly virus!!
I should inform you that soon comes Raptor2.0 with special sealth systems!
You can be sure that Raptor2 will be totally untouchable!

Rasek.1310

Description Rasek.1310

This is a dangerous memory resident multipartite encrypted virus. While executing an infected file it writes itself to the MBR of the hard drive and hooks INT 13h, 12h. By hooking INT 13h this virus releases the stealth mechanism on reading the infected MBR. It also writes a trojan program to the floppy disk boot sectors. That program erases the hard drive FAT while loading from that floppy. Sometimes the virus also erases the FAT on loading from infected MBR.
By hooking INT 21h the virus infects COM and EXE files that are executed, it writes itself to the end of the files. The virus contains the text string "AND.COM" and does not infect the files that contains that string in their names (COMMAND.COM). The virus also contains the text strings:
RASEK v1.1,from LA CORUÑA(SPAIN).Jan93

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