Add "Replace-LocalAdminPassword.ps1"

Author: wikijm

LocalUsersAndGroups/Replace-LocalAdminPassword.ps1

@@ -0,0 +1,80 @@
+#requires -version 2
+<#
+.SYNOPSIS
+  Replace password of local admin account
+
+.DESCRIPTION
+  Get local account (user object) with $childObjectSID ends with "-500" (Admin account) then replace password
+
+.INPUTS
+  <None>
+
+.OUTPUTS
+  <None>
+   
+   
+.NOTES
+  Version:        0.1
+  Author:         ALBERT Jean-Marc
+  Creation Date:  29/04/2016 (DD/MM/YYYY)
+  Purpose/Change: 1.0 - 2016.04.29 - ALBERT Jean-Marc - Initial script development
+                    
+                                                  
+.SOURCES
+  <None>
+  
+  
+.EXAMPLE
+  <None>
+
+#>
+
+#---------------------------------------------------------[Initialisations]--------------------------------------------------------
+Set-StrictMode -version Latest
+
+#Set Error Action to Silently Continue
+$ErrorActionPreference = "SilentlyContinue"
+
+#----------------------------------------------------------[Declarations]----------------------------------------------------------
+
+$scriptName = [System.IO.Path]::GetFileName($scriptFile)
+$scriptVersion = "0.1"
+
+$ComputerName = $env:COMPUTERNAME
+$Computer = [ADSI] "WinNT://$ComputerName,Computer"
+$DecodedPassword = "Str0n6P@ssw0rd!!"
+
+#-----------------------------------------------------------[Execution]------------------------------------------------------------
+Write-Host "======================================================="
+Write-Host {}{}{}{}{}{}{}{}{}{}{}{}"$scriptName"
+Write-Host "======================================================="
+
+
+#Get local admin account name
+Write-Progress -Activity "Get local admin account name" -status "Running..." -id 1 
+foreach ( $childObject in $Computer.Children ) {
+  # Skip objects that are not users.
+  if ( $childObject.Class -ne "User" ) {
+    continue
+  }  
+  $type = "System.Security.Principal.SecurityIdentifier"
+  # BEGIN CALLOUT A
+  $childObjectSID = new-object $type($childObject.objectSid[0],0)
+  # END CALLOUT A
+  if ( $childObjectSID.Value.EndsWith("-500") ) {
+    $LocalAdminAccount = $($childObject.Name[0])
+    break
+  }   
+}
+
+#Show local Admin account
+Write-Progress -Activity "Show local Admin account" -status "Running..." -id 1 
+Write-Host -ForegroundColor Green "Local user account: $LocalAdminAccount"
+
+#Define new password to local Admin account
+Write-Progress -Activity "Define new password to local Admin account" -status "Running..." -id 1 
+$Computer
+$User = [adsi]"WinNT://$ComputerName/$LocalAdminAccount,user"
+$User.SetPassword($DecodedPassword)
+$User.SetInfo()
+Write-Host -ForegroundColor Green "Password changed successfully"