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Nano domain join for use in SCCM task sequence!
$source = @'
using System;
using System.Security.Principal;
using System.Runtime.InteropServices;
namespace ECGCAT
public class Kernel32
[DllImport("Kernel32.dll", SetLastError = true)]
public static extern int GetLastError();
[DllImport("Kernel32.dll", SetLastError = true)]
public static extern void CloseHandle(IntPtr existingTokenHandle);
public class Netapi32
public class NetsetupProvisoningParams
// Version 1 fields
public uint dwVersion;
public string lpDomain;
public string lpHostName;
public string lpMachineAccountOU;
public string lpDcName;
public uint dwProvisionOptions;
//[MarshalAs(UnmanagedType.LPArray, ArraySubType=UnmanagedType.LPWStr, SizeParamIndex=7)]
//public string[] aCertTemplateNames;
public IntPtr aCertTemplateNames; // hack until correct MarshalAs setting is figured out
public uint cCertTemplateNames;
//public string[] aMachinePolicyNames;
public IntPtr aMachinePolicyNames; // hack until correct MarshalAs setting is figured out
public uint cMachinePolicyNames;
//public string[] aMachinePolicyPaths;
public IntPtr aMachinePolicyPaths; // hack until correct MarshalAs setting is figured out
public uint cMachinePolicyPaths;
// Version 2 fields
public string lpNetbiosName;
public string lpSiteName;
public string lpPrimaryDNSDomain;
[DllImport("Netapi32.dll", EntryPoint = "NetCreateProvisioningPackage", SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
public static extern int NetCreateProvisioningPackage (
NetsetupProvisoningParams pProvisioningParams,
//[MarshalAs(UnmanagedType.LPArray, ArraySubType=UnmanagedType.U1, SizeParamIndex=2)]
IntPtr ppPackageBinData,
IntPtr pdwPackageBinDataSize,
//working - IntPtr ppPackageText // should be out - not needed for now
out string ppPackageText // should be out - not needed for now
public class AdvApi32
[DllImport("advapi32.DLL", SetLastError = true)]
public static extern bool LogonUser(string lpszUsername, string lpszDomain, string lpszPassword, int dwLogonType, int dwLogonProvider, out IntPtr phToken);
[DllImport("advapi32.dll", SetLastError = true)]
public extern static bool DuplicateToken(IntPtr ExistingTokenHandle, int SECURITY_IMPERSONATION_LEVEL, out IntPtr DuplicateTokenHandle);
public enum LogonTypes
/// <summary>
/// This logon type is intended for users who will be interactively using the computer, such as a user being logged on
/// by a terminal server, remote shell, or similar process.
/// This logon type has the additional expense of caching logon information for disconnected operations;
/// therefore, it is inappropriate for some client/server applications,
/// such as a mail server.
/// </summary>
/// <summary>
/// This logon type is intended for high performance servers to authenticate plaintext passwords.
/// The LogonUser function does not cache credentials for this logon type.
/// </summary>
/// <summary>
/// This logon type is intended for batch servers, where processes may be executing on behalf of a user without
/// their direct intervention. This type is also for higher performance servers that process many plaintext
/// authentication attempts at a time, such as mail or Web servers.
/// The LogonUser function does not cache credentials for this logon type.
/// </summary>
/// <summary>
/// Indicates a service-type logon. The account provided must have the service privilege enabled.
/// </summary>
/// <summary>
/// This logon type is for GINA DLLs that log on users who will be interactively using the computer.
/// This logon type can generate a unique audit record that shows when the workstation was unlocked.
/// </summary>
/// <summary>
/// This logon type preserves the name and password in the authentication package, which allows the server to make
/// connections to other network servers while impersonating the client. A server can accept plaintext credentials
/// from a client, call LogonUser, verify that the user can access the system across the network, and still
/// communicate with other servers.
/// NOTE: Windows NT: This value is not supported.
/// </summary>
/// <summary>
/// This logon type allows the caller to clone its current token and specify new credentials for outbound connections.
/// The new logon session has the same local identifier but uses different credentials for other network connections.
/// NOTE: This logon type is supported only by the LOGON32_PROVIDER_WINNT50 logon provider.
/// NOTE: Windows NT: This value is not supported.
/// </summary>
public enum LogonProvider
/// <summary>
/// Use the standard logon provider for the system.
/// The default security provider is negotiate, unless you pass NULL for the domain name and the user name
/// is not in UPN format. In this case, the default provider is NTLM.
/// NOTE: Windows 2000/NT: The default security provider is NTLM.
/// </summary>
public enum SecurityImpersonationLevel : int
/// <summary>
/// The server process cannot obtain identification information about the client,
/// and it cannot impersonate the client. It is defined with no value given, and thus,
/// by ANSI C rules, defaults to a value of zero.
/// </summary>
SecurityAnonymous = 0,
/// <summary>
/// The server process can obtain information about the client, such as security identifiers and privileges,
/// but it cannot impersonate the client. This is useful for servers that export their own objects,
/// for example, database products that export tables and views.
/// Using the retrieved client-security information, the server can make access-validation decisions without
/// being able to use other services that are using the client's security context.
/// </summary>
SecurityIdentification = 1,
/// <summary>
/// The server process can impersonate the client's security context on its local system.
/// The server cannot impersonate the client on remote systems.
/// </summary>
SecurityImpersonation = 2,
/// <summary>
/// The server process can impersonate the client's security context on remote systems.
/// NOTE: Windows NT: This impersonation level is not supported.
/// </summary>
SecurityDelegation = 3,
public static extern bool ImpersonateLoggedOnUser(IntPtr hToken); //handle to token for logged-on user
public static extern bool RevertToSelf();
public extern static bool CloseHandle(IntPtr hToken);
public class WinPENanoDomainJoin
public static string WinPE_DJoin(String username, [Optional]String domain, String password, String machinename)
WindowsIdentity winId = WindowsIdentity.GetCurrent();
//Console.WriteLine("Current User Identity : {0}", winId.Name);
//if (winId != null)
// if (string.Compare(winId.Name, username, true) == 0)
// {
// return null;
// }
//define the handles
IntPtr existingTokenHandle = IntPtr.Zero;
IntPtr duplicateTokenHandle = IntPtr.Zero;
if (username.IndexOf("\\") > 0)
//split domain and name
String[] splitUserName = username.Split('\\');
domain = splitUserName[0];
username = splitUserName[1];
//get a security token
//Console.WriteLine("Before Calling AdvApi32.LogonUser");
bool isOkay = AdvApi32.LogonUser(username, domain, password,
out existingTokenHandle);
//Console.WriteLine("After Calling AdvApi32.LogonUser");
if (!isOkay)
int lastWin32Error = Marshal.GetLastWin32Error();
int lastError = Kernel32.GetLastError();
throw new Exception("LogonUser Failed: " + lastWin32Error + " - " + lastError);
// copy the token
//Console.WriteLine("Before Calling AdvApi32.DuplicateToken");
isOkay = AdvApi32.DuplicateToken(existingTokenHandle,
out duplicateTokenHandle);
//Console.WriteLine("After Calling AdvApi32.DuplicateToken");
if (!isOkay)
int lastWin32Error = Marshal.GetLastWin32Error();
int lastError = Kernel32.GetLastError();
throw new Exception("DuplicateToken Failed: " + lastWin32Error + " - " + lastError);
// create an identity from the token
//Console.WriteLine("Before Calling AdvApi32.ImpersonateLoggedOnUser(duplicateTokenHandle)");
//Console.WriteLine("After Calling AdvApi32.ImpersonateLoggedOnUser(duplicateTokenHandle)");
//Console.WriteLine("After AdvApi32.ImpersonateLoggedOnUser User Identity : {0}", winId.Name);
Netapi32.NetsetupProvisoningParams provisioningParams = new Netapi32.NetsetupProvisoningParams();
provisioningParams.dwVersion = 1;
provisioningParams.lpDomain = domain;
provisioningParams.lpHostName = machinename;
provisioningParams.dwProvisionOptions = 2;
//IntPtr blob = new IntPtr();
//StringBuilder blob = new StringBuilder();
String blob = String.Empty;
//working - int result = Netapi32.NetCreateProvisioningPackage(provisioningParams, out a, out b, blob);
int result = Netapi32.NetCreateProvisioningPackage(provisioningParams, IntPtr.Zero, IntPtr.Zero, out blob);
//string str = Marshal.PtrToStringAuto(blobptr);
//Console.WriteLine("Domain Blob: {0}", blob);
//Console.WriteLine("Before Calling WindowsIdentity(duplicateTokenHandle)");
WindowsIdentity newId = new WindowsIdentity(duplicateTokenHandle);
//Console.WriteLine("After Calling WindowsIdentity(duplicateTokenHandle)");
//Console.WriteLine("Before Calling newId.Impersonate()");
WindowsImpersonationContext impersonatedUser = newId.Impersonate();
//Console.WriteLine("After Calling newId.Impersonate()");
//Console.WriteLine("After Impersonation User Identity : {0}", winId.Name);
//return impersonatedUser;
return blob;
//Console.WriteLine("Inside Finally");
//free all handles
if (existingTokenHandle != IntPtr.Zero)
if (duplicateTokenHandle != IntPtr.Zero)
static void Main(string[] args)
Console.WriteLine("{0}",WinPE_DJoin(username: args[0],password: args[1], machinename:"NetSetup02"));
$result = Add-Type -TypeDefinition $Source -Language CSharp
#Region Reading Credential for Domain Join
#$filename = "C:\RemoteInstall\WdsClientUnattend\Gen2NoCredential.xml"
#$filename = "C:\RemoteInstall\WdsClientUnattend\Gen2NoCredNoComputer.xml"
#$filename = "x:\sources\wdsunattend\wdsunattend.xml"
Write-host "Reading Domain Join Information from $filename"
#$tsenv = New-Object -COMObject Microsoft.SMS.TSEnvironment
$machinename = $args[0]
$domain = $args[1]
$user = $args[2]
$password = $args[3]
$OSDisk = $args[4]
$offlinedomainblob = [ECGCAT.WinPENanoDomainJoin]::WinPE_DJoin( $user,$domain,$password , $machinename)
catch {
Write-Host "Domain Blob Created Successfully: $offlinedomainblob"
[string]$winpedomainjoin = @"
<?xml version="1.0" encoding="utf-8"?>
<unattend xmlns="urn:schemas-microsoft-com:unattend">
<settings pass="offlineServicing">
<component name="Microsoft-Windows-UnattendedJoin" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS" xmlns:wcm="" xmlns:xsi="">
$winpedomainjoinxml = New-Object -TypeName System.Xml.XmlDocument
$enc = New-Object System.Text.UTF8Encoding( $false )
$wrt = New-Object System.XML.XMLTextWriter((join-path -path "$env:SystemDrive" -ChildPath "winpedomainjoin.xml"), $enc )
$wrt.Formatting = 'Indented'
Write-Host "WinPE Domain Join Unattend File Created Successfully at " (join-path -path "$env:SystemDrive" -ChildPath "winpedomainjoin.xml")
Write-Host "Applying Unattend File"
$InstallVolume = $OSDisk.replace(':','')
if(Test-Path ($InstallVolume + ":\windows"))
Write-Host "Applying Unattend File at $(("$InstallVolume" + ":\")) "
Apply-WindowsUnattend -UnattendPath (join-path -path "$env:SystemDrive" -ChildPath "winpedomainjoin.xml") -Path ("$InstallVolume" + ":\")
Write-Host "Applying Unattend File - Success! Go Nano!"
#Start-Sleep -s 300
Write-Host "Setup Complete!"

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@lazywinadmin lazywinadmin commented Jan 9, 2019

Great stuff! Thanks for sharing!!
Does this support specific Domain Controller and specific OU ? I see lpdcname and 'lpMachineAccountOU' declared but not used

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