Mac Address Randomizer for Windows (requires admin)

MacRandomize.ps1

Write-Output "Randomizing Macs"

$DeviceTypes = @{
    "Wi-Fi" = $true;
    "Ethernet" = $true;
}

$SelectedDevices = @{}
foreach ($device in (Get-NetAdapter | Where-Object {$DeviceTypes[$_.Name] -and $_.Status -ne "Disabled"}).InterfaceDescription) {
    $SelectedDevices.Add($device, $true)
}

$Devices = [Microsoft.Win32.RegistryKey]::OpenBaseKey("LocalMachine", "Registry64").OpenSubKey("SYSTEM\CurrentControlSet\Control\Class\{4d36e972-e325-11ce-bfc1-08002be10318}\", $true)
foreach ($deviceName in $Devices.GetSubKeyNames()) {
    try { $device = $Devices.OpenSubKey($deviceName, $true) } catch { continue }
    $deviceDesc = $device.GetValue("DriverDesc")

    if ($null -ne $deviceDesc -and $SelectedDevices[$deviceDesc]) {
        $device.SetValue("NetworkAddress", "02" + ([BitConverter]::ToString([BitConverter]::GetBytes((Get-Random -Maximum 0xFFFFFFFFFFFF)), 0, 5).Replace('-', '')))
        Disable-NetAdapter -InterfaceDescription $deviceDesc -Confirm:$False
        Enable-NetAdapter -InterfaceDescription $deviceDesc -Confirm:$False
    }
}

Write-Output "Done!"