Virus Database

Macro.Word97.Aos

Description Macro.Word97.Aos

This macro-virus contains 15 macros in one module AngleOfSin. It replicates on calls: AutoOpen, AutoClose, FileSaveAs, FileSave, AutoNew, FilePrint, ToolsMacro, FileTemplates, EditFind, ToolsWordCount, viewVBcode, SendMail.
While infecting files, the virus inserts, into the Username, the string "Angle Of Sin", and, into the UserAddress, the string "6667 Angle Rd, Heaven S.I.N".
On December 25, it erases all files in the root directory. On February 9, it deletes all documents in the current directory as well as the following files:
C:COMMAND.COM
C:AUTOEXEC.BAT
C:CONFIG.SYS
C:WINDOWS*.*

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4Seasons.1534

Description 4Seasons.1534

It is a very dangerous memory resident parasitic virus. It hooks INT 13h, 14h, 21h and writes itself to the beginning of COM-files (except COMMAND.COM) that are executed. The virus deletes the CHKLIST.CPS file.
Depending on the system time the virus erases the *.DAT files, or disables printing. Depending on its internal counters the virus disables Create/Delete Directory and Set Time/Date DOS-functions, slows down PC, erases disk sectors.
The virus contains the text strings, the last one is encrypted:
.dat
chklist.cps
COMMAND
* THE FOUR SEASONS VIRUS * (C) WET, PARIS 1991 *
I HAD MUCH FUN WRITING THIS VIRUS, I HOPE YOU HAVE FUN WITH IT TOO!!
* MES AMITIES A PATRICIA M., JE T'EMBRASSE TRES FORT ET JE PENSE A TOI *

5lo.1024

Description 5lo.1024

It is a harmless memory resident parasitic virus. It hooks INT 21h and when any program is executed or terminated, the virus searches for .EXE files in the current directory, then it writes itself to the end of the file. The virus contains the text:
92.05.24.5lo.2.23

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