Virus Database


AT-Corp.321

Description AT-Corp.321

This is a harmless memory resident multipartite virus. It hooks INT 13h and writes itself into free space (cave) in EXE-header when such headers are accessed with INT 13h (the corresponding sectors are read/written via INT 13h). The length of the file does not grow while infecting.
It also infects MBR of the hard drive and installs itself memory resident only while booting from infected MBR.
The virus contains the text string:
(c)AT Corp. 1995

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Backdoor.DeepThroat

Description Backdoor.DeepThroat

This is hidden (hacker's) remote administration utility uses ways to control remote workstations similar to Backdoor.BO (a.k.a. Back Orifice) trojan.

Backdoor.Dest

Description Backdoor.Dest

This program executes a DoS attack on a remote computer by using a third computer ("mediator"). The program is sent to the mediator computer and installs itself in there. Then it waits for host connection and on command, attacks a victim's computer that is directed by the host. To attach, the Trojan sends a bomb packet to the computer (the bomb is an IP packet 60K in length) that causes the victim's machine to crash in the case that the computer is run under Win9x/NT without the latest ServicePacks.

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