Virus Database

BlackIce.1930

Description BlackIce.1930

This is a very dangerous memory resident polymorphic parasitic virus. It hooks INT 21h, and writes itself to the end of EXE files that are executed. The virus does not infect the following anti-viruses: SCAN, CLEAN, F-PROT. Beginning in August, the virus deletes files in all subdirectories on the current drive. While deleting, the virus displays the following list of deleted files:
+--------------------+
|Deleted | Don°t Worry BlackIce is Working for U
|Deleted | Don°t Worry BlackIce is Working for U
. . .
|Deleted | Don°t Worry BlackIce is Working for U
+--------------------+

The virus also contains the following text string:
by Phil Katz ITALY. See U Soon

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Hack.130

Description Hack.130

It is a dangerous memory resident parasitic virus. When an infected file is executed the virus copies itself into the memory at address 9000:0000, and does not fix MCB list, and that might halt the computer. Then the virus hooks INT 21h and intercepts Write DOS function. When the destination is a COM file, the virus first writes its code, and then the original data that is writing. As a result when the COM files are copied, the virus writes its code to the beginning of the file. When the destination is standard output device (stdout), the virus displays:
(H*ck-tic)

Hacker.255

Description Hacker.255

It is a very dangerous memory resident overwriting virus. It hooks INT 21h and overwrites each 5th file that is executed. The infected files are not recoverable and should be deleted. The virus contains the text string:
MEGA TROJAN VIRUS 1992 BY HACKER!!all

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