Open batch file as admin

This example tries to open the hosts file. If unsuccessfull, then prompts for Administrator password. Checkout the video here

Source codes

Using temporary VBS script

REM Test if Admin

CALL NET SESSION >nul 2>&1
IF NOT %ERRORLEVEL% == 0 (

      rem Start batch again with UAC
        echo Set UAC = CreateObject^("Shell.Application"^) > "%temp%\getadmin.vbs"
        echo UAC.ShellExecute "%~s0", "", "", "runas", 1 >> "%temp%\getadmin.vbs"
        "%temp%\getadmin.vbs"
        del "%temp%\getadmin.vbs"
        exit /B

    rem Program will now start again automatically with admin rights!
    rem pause
    goto :eof
)

echo Started with Admin privilliges...

CD C:\Windows\System32\drivers\etc

notepad hosts

Using powershell

Thanks to @temisociali

REM Test if Admin

if not "%1"=="am_admin" (
    powershell -Command "Start-Process -Verb RunAs -FilePath '%0' -ArgumentList 'am_admin'"
    exit /b
)

echo Started with Admin privilliges...

CD C:\Windows\System32\drivers\etc

notepad hosts