I use NT Utility. Here is an example:

run "net user $username /add /domain"
sleep 1

shell "cmd.exe /c echo y| net accounts /sync"
sleep 1

? "Setting user profile for " + $username
? " "

run 'net user $username $InitialPassword /fullname:"$fname" /comment:"$Comment" /homedir:$homedir /scriptpath:$log /domain'
sleep 1