At the moment of writing this blog it’s unfortunately not possible to move an Azure VM with Managed disk to another Resource Group or to another Description. However, Microsoft says on the Azure Portal that this will be possible in the near feature. For the time being, I have chosen to write a small PowerShell script that will do the move fully …

Move-AzureVMWithManagedDis.ps1

<#
.Synopsis
   Move Azure VM with Managed Disk to another Resource Group
.DESCRIPTION
   Long description
.EXAMPLE
   Example of how to use this cmdlet
.INPUTS
   Inputs to this cmdlet (if any)
.OUTPUTS
   Output from this cmdlet (if any)
.NOTES
    FileName:    MoveAzureVMWithManagedDisk.ps1
    Author:      Pouyan Khabazi
    Contact:     @pkhabazi
    Web:         PKM-Technology.com
    Created:     2017-10-17
    Updated:     2017-10-19
    Version:     1.0.1
.COMPONENT
   The component this cmdlet belongs to
.ROLE
   The role this cmdlet belongs to
.FUNCTIONALITY
   The functionality that best describes this cmdlet
#>
$wshell = New-Object -ComObject Wscript.Shell
#Login AzureRM
try {
  Try {
    Get-AzureRmSubscription -ErrorAction Continue
  }
  Catch {
    if ($_ -like "*Login-AzureRmAccount to login*") {
      Write-Host 'Start loging in Azure' -ForegroundColor Yellow
      Login-AzureRmAccount
      Write-Host 'Successfully logged id' -ForegroundColor Green
    }
  }
  Write-Host 'Select Subscription' -ForegroundColor Yellow
  Set-AzureRmContext -SubscriptionName $(if ((Get-AzureRmSubscription).count -gt '1') { ((Get-AzureRmSubscription).Name | Out-GridView -Title "Select Azure Subscription" -PassThru) } else {(Get-AzureRmSubscription).Name})
  Write-Host 'Subscription successfully selected' -ForegroundColor Green
}
catch {
  Write-Host $_.Exception.Message
  break
}
# Select Azure Resource Group and VM
try {
  Write-Host 'Select Resource Group and VM'
  $RgName = $((Get-AzureRmResourceGroup).ResourceGroupName | Out-GridView -Title "Select the Resource Group which contains the vm" -PassThru)
  $VMName = if ((Get-AzureRmVM -ResourceGroupName $RgName -ErrorAction Continue).count -eq '0') {$wshell.Popup("No VM found in the current Resource Group", 0, "Error", 0x0); break} else {(Get-AzureRmVM -ResourceGroupName $RgName).Name | Out-GridView -Title "Select the VM you want to move" -PassThru}
  $RgNameNew = $((Get-AzureRmResourceGroup).ResourceGroupName | Out-GridView -Title "Select the Resource Group where you want to move the VM to" -PassThru)
  Write-Host 'Resources successfully selected' -ForegroundColor Green
}
catch {
  Write-Host  $_.Exception.Message
}

try {
  Write-Host 'Start collecting VM Information' -ForegroundColor Yellow
  ## Collect Information for redeploying the VM
  $vmConfigExisting = Get-AzureRmvm -VMName $vmName -ResourceGroupName $RgName
  $NetworkInterface = Get-AzureRmNetworkInterface | Where-Object {$_.VirtualMachine -ne $null} | Where-Object {$_.VirtualMachine.Id -eq $vmConfigExisting.Id}
  $vmStatus = (Get-AzureRmvm -VMName $vmName -ResourceGroupName $RgName -Status).statuses[1].DisplayStatus
  ## VM Info
  $location = $vmConfigExisting.Location
  $NickName = ($NetworkInterface.Id).Split('/')| Select-Object -Last 1
  $NickId = $vmConfigExisting.NetworkProfile.NetworkInterfaces.id
  $osDiskName = $vmConfigExisting.StorageProfile.OsDisk.Name
  $VMSize = $vmConfigExisting.HardwareProfile.VmSize
  $IPaddress = $NetworkInterface.IpConfigurations.PrivateIpAddress
  $subnet = $NetworkInterface.IpConfigurations.Subnet.Id
  ## Snapshot and Storage variables
  $StorageAccountName = "tempmigstor$(Get-Date -Format sMmmshh)"
  $storageAccountType = "Standard_LRS"
  $snapshotName = $VMName + "-Snapshot"
  $destContainer = "vhds"
  $blobName = $snapshotName + ".vhd"
  $osDiskUri = "https://$StorageAccountName.blob.core.windows.net/$destContainer/$blobName"
  Write-Host "Successfully collectted all the information" -ForegroundColor Green
}
catch {
  Write-Host  $_.Exception.Message
  break
}
function Create-Snapshot {
  try {
    ## Shutdown VM before making Snapshot
    if ($vmStatus -like "VM running") {
      Write-Host 'VM is running, stopping VM..' -ForegroundColor Yellow
      Stop-AzureRmVM -Name $VMName -ResourceGroupName $RgName -Force
      Write-Host 'VM successfully stopped' -ForegroundColor Green
    }
    ### Create Snapshot
    try {
      Write-Host 'Start creating snapshot' -ForegroundColor Yellow
      $Disk = Get-AzureRmDisk -ResourceGroupName $RgName -DiskName $($vmConfigExisting.StorageProfile.OsDisk.Name)
      $storageAccountType = $Disk.AccountType
      $Snapshot = New-AzureRmSnapshotConfig -SourceUri $Disk.Id -CreateOption Copy -Location $location
      New-AzureRmSnapshot -Snapshot $Snapshot -SnapshotName $snapshotName -ResourceGroupName $RgNameNew
      $absoluteUri = (Grant-AzureRmSnapshotAccess -ResourceGroupName $RgNameNew -SnapshotName $snapshotName -Access 'Read' -DurationInSecond 3600).AccessSAS
      Write-Host 'Snapshot successfully created' -ForegroundColor Green
    }
    catch {
      Write-Host $_.Exception.Message
      break
    }
    ### Create Storage Account if not exist
    try {
      if (Get-AzureRmStorageAccount -ResourceGroupName $RgNameNew -Name $StorageAccountName -ErrorAction SilentlyContinue) {
        Write-Host "Storage Account Exist" -ForegroundColor Green
        $ctx = (Get-AzureRmStorageAccount -ResourceGroupName $RgNameNew -Name $StorageAccountName).Context
      }
      else {
        Write-Host "Storage Account doesnt't exist and will be created!" -ForegroundColor Yellow
        $NewStoragAccount = New-AzureRmStorageAccount -ResourceGroupName $RgNameNew -Name $StorageAccountName -Location $location -SkuName "Standard_LRS" -ErrorAction Stop
        $ctx = $NewStoragAccount.Context
        Write-Host 'Storage Account successfully created' -ForegroundColor Green
      }
    }
    catch {
      Write-Host $_.Exception.Message
      break
    }
    ### Copy Snapshot to Azure Blob
    Write-Host 'start copying snapshot to Azure Blob' -ForegroundColor Yellow
    if (! (Get-AzureStorageContainer -Name $destContainer -Context $ctx -ErrorAction SilentlyContinue)) {
      New-AzureStorageContainer -Name $destContainer -Context $ctx -Permission blob -ErrorAction SilentlyContinue
    }
    $destContext = New-AzureStorageContext -StorageAccountName $storageAccountName -StorageAccountKey ((Get-AzureRmStorageAccountKey -ResourceGroupName $RgNameNew -Name $StorageAccountName)[0].Value)
    Start-AzureStorageBlobCopy -AbsoluteUri $absoluteUri -DestContainer $destContainer -DestContext $destContext -DestBlob $blobName
    $CopyStatus = Get-AzureStorageBlobCopyState -Blob $blobName -Container $destContainer -Context $ctx
    while ($CopyStatus.status -like 'Pending') {
      try {
        $CopyStatus = Get-AzureStorageBlobCopyState -Blob $blobName -Container $destContainer -Context $ctx
        Start-Sleep -Seconds 30
      }
      catch {
        Write-Host $_.Exception.Message
      }
    }
    Write-Host 'Succesvoll copied content to Azure Blob' -ForegroundColor Green
  }
  catch {
    Write-Host $_.Exception.Message
  }
}
function Create-NewAzureRMVM {
  try {
    Write-Host 'Start removing VM' -ForegroundColor Yellow
    Remove-AzureRmVM -Name $VMName -Force -ResourceGroupName $RgName
    Remove-AzureRmNetworkInterface -Name $NickName -ResourceGroupName $RgName -Force
    Remove-AzureRmDisk -ResourceGroupName $RgName -DiskName $osDiskName -Force
    Write-Host 'VM successfully removed' -ForegroundColor Green
  }
  catch {
    Write-Host $_.Exception.Message
  }
  Try {
    Write-Host 'Start creating VM' -ForegroundColor Yellow
    $IPconfig = New-AzureRmNetworkInterfaceIpConfig -Name 'IPConfig1' -PrivateIpAddressVersion 'IPv4' -PrivateIpAddress $IPaddress -SubnetId $subnet
    $nic = New-AzureRmNetworkInterface -Name $NickName -ResourceGroupName $RgNameNew -Location $location -IpConfiguration $IPconfig -Confirm:$false -Force
    $vmConfig = New-AzureRmVMConfig -VMName $vmName -VMSize $VMSize
    $vm = Add-AzureRmVMNetworkInterface -VM $vmConfig -Id $nic.Id
    $osDisk = New-AzureRmDisk -DiskName $osDiskName -Disk (New-AzureRmDiskConfig -AccountType $storageAccountType -Location $location -CreateOption Import -SourceUri $osDiskUri) -ResourceGroupName $RgNameNew
    $vm = Set-AzureRmVMOSDisk -VM $vm -ManagedDiskId $osDisk.Id -StorageAccountType $storageAccountType -DiskSizeInGB $($vmConfigExisting.StorageProfile.OsDisk.DiskSizeGB) -CreateOption Attach -Windows
    $vm = Set-AzureRmVMBootDiagnostics -VM $vm -disable
    #Create the new VM
    New-AzureRmVM -ResourceGroupName $RgNameNew -Location $location -VM $vm
    Write-Host 'VM successfully created' -ForegroundColor Green
  }
  catch {
    Write-Host $_.Exception.Message
  }
}
function Clean-Migration {
  $clean = $($wshell.Popup("Operation Completed, do you want to clean the snapshot", 0, "Done", 0x4))
  if ($clean -eq '6') {
    Write-Host 'Start Cleaning' -ForegroundColor Yellow
    try {
      Remove-AzureRmStorageAccount -ResourceGroupName $RgNameNew -Name $StorageAccountName -Force
      Write-Host 'Azure Storage Accpunt successfully removed'  -ForegroundColor Green
      Revoke-AzureRmSnapshotAccess -ResourceGroupNam $RgNameNew -SnapshotName $snapshotName
      Write-Host 'Snapshot Acces key successfully revoked' -ForegroundColor Green
      Remove-AzureRmSnapshot -ResourceGroupName $RgNameNew -SnapshotName $snapshotName -Force
      Write-Host 'Azure Snapshhot successfully removed' -ForegroundColor Green
    }
    catch {
      Write-Host $_.Exception.Message
    }
  }
  else {
    Write-Host 'No Cleaning' -ForegroundColor Gray
  }
}

Create-Snapshot
Create-NewAzureRMVM
Clean-Migration