Virus Database

Mind.1758

Description Mind.1758

It is a dangerous memory resident encrypted parasitic virus. It hooks INT 21h and writes itself to the end of COM and EXE files that are executed. On May 15th the virus erases the CMOS. On Sunday at 2:?? the virus displays the message:
This program is infected by one of your viruses.
Would you mind to keep this file?

The virus also contains the text:
-= BH#8 by CPS.VLB =-

Check other viruses! Be aware! Use Antiviral Software

Macro.Word.Twister

Description Macro.Word.Twister

This virus does not manifest itself in any way. It contains eight macros:
NORMAL.DOT Infected documents
FileSaveAs twFSA
AutoExec twAE
twAC AutoClose
FileSave twFS
AutoExit twEX
twFC FileClose
twFE FileExit
twFQ FileQuit

The virus infects the global macros area on FileClose, FileExit and AutoClose. The documents get infection on AutoExit, FileSave and FileSaveAs.
The virus contains commented strings:
"Twister 2000" v.1 (c) Neo-Luddite Inc.
For Robin Hood

Macro.Word.TWNO

Description Macro.Word.TWNO

These viruses contain only one macro in infected documents - AutoOpen, but while infecting the system they copy it to three macros - AutoOpen, AutoNew and AutoClose. As a result, the virus infects the system on opening an infected document, and infects the documents that are opened, created or closed.
On 13th of any month "TWNO.a" displays and inserts into current document the messages in Chinese and:
NO.1 Macro Virus

On 25th of any month "TWNO.b" deletes the files C:DOS*.*, C:WINDOWS*.INI, renames menus, displays the messages in Chinese and:
MERRY CHRISTMAS

On 15th of any month this virus deletes the files: C:COMMAND.COM, C:AUTOEXEC.BAT, C:CONFIG.SYS, C:MSDOS.SYS, C:IO.SYS
"TWNO.c" on created a new documet insert the text string:
A monkey has controlled your Word!!!

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