Start with :

 #ps1_sysnative (system native)

 #ps1_x86 (Windows On Windows 32bit)

Please check if the below would be helpful :

#PS1
$UserName = 'Administrator'
$Password = "abcd"
$ComputerName = "."
$Account = [ADSI]"WinNT://$ComputerName/$UserName,user"
$Account.SetPassword($Password)
$Account.SetInfo()