Powershell - Windows und Office Versionen ohne Admin-Rechte auslesen

Set-ExecutionPolicy -ExecutionPolicy RemoteSigned

##Formatierung der Dateiname##
$MyTime=Get-Date
#in sortierbaren String umwandeln Microsekundengenau
$TimeStamp=$MyTime.tostring("yyyymmddHHmmssffff")  

##ich lese hier die Seriennummer aus##

$sn = (gwmi win32_bios).SerialNumber

##Name des angemeldeten User##
$username = $(Get-WMIObject -class Win32_ComputerSystem | select UserName).username
$profil = $env:USERPROFILE

##ich lege hier den Pfad der TXT-Datei fest##
$infodatei = $profil+"\Desktop\"+$TimeStamp+"_"+$sn+".txt"  
$pcinfodatei = $profil+"\Desktop\"+$TimeStamp+"_"+$sn+".csv"  

##ich lese hier die Rechnerinfos aus##
$winver = (Get-ItemProperty "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\" -Name ReleaseID).ReleaseId  
$OsName = Get-ComputerInfo OsName
$OsVersion = Get-ComputerInfo OsVersion
$OsBuildNumber = Get-ComputerInfo OsBuildNumber
$OsHardwareAbstractionLayer = Get-ComputerInfo OsHardwareAbstractionLayer
$OfficeVer = reg query "HKEY_CLASSES_ROOT\Word.Application\CurVer"  

Get-ComputerInfo | select-object OSname,
OsVersion,
WindowsInstallDateFromRegistry, 
WindowsProductId,
BiosBIOSVersion,
BiosFirmwareType,
BiosManufacturer,
BiosReleaseDate,
BiosSeralNumber,
CsCaption,
CsManufacturer,
CsModel,
CsNumberOfLogicalProcessors,
CsSystemFamily | Export-Csv -ErrorAction Stop -path $pcinfodatei -noTypeInformation -Delimiter ";" -Force  

##ich lese hier den Bitlocker Recovery-Key aus##
$BitlockerVolumers = Get-BitLockerVolume
$BitlockerVolumers |
ForEach-Object {
$MountPoint = $_.MountPoint
$RecoveryKey = [string]($_.KeyProtector).RecoveryPassword
if ($RecoveryKey.Length -gt 5) 
{

Write-Output ("Seriennummer: $sn") | Out-File $infodatei  
Add-Content $infodatei "Recovery-Key:$recoverykey"  
Add-Content $infodatei "User:$username"  
Add-Content $infodatei "Benutzerprofil:$profil"  
Add-Content $infodatei "Windows-Version:$winver"  
Add-Content $infodatei "$OsName"  
Add-Content $infodatei "$OsVersion"  
Add-Content $infodatei "$OsBuildNumber"  
Add-Content $infodatei "$OsHardwareAbstractionLayer"  
Add-Content $infodatei "$OfficeVer"  

## ich möchte hier die TXT per Mail versenden ##
Function sendmail($FROM,$TO,$SUBJECT,$BODY,[System.IO.FileInfo[]]$ATTACHMENTS = $null){
  $SMTPHOST = "XXXXXXXXX.kasserver.com"  
  $SMTPPORT = 587
  $SMTPUSER = "report@XXXXXX.de"  
  $SMTPPass = "XXXXXXXXXXXXXXXX"  
  $SMTPClient = New-object System.Net.Mail.SmtpClient($SMTPHOST,$SMTPPORT)
  $SMTPClient.EnableSsl = $true
  $Mail = new-object System.Net.Mail.MailMessage
  $Mail.from = $FROM 
  $Mail.to.add($TO)
  $SMTPClient.Credentials = new-object System.Net.NetworkCredential($SMTPUSER,$SMTPPass)
  $Mail.Subject = $SUBJECT
  $Mail.Body = $BODY
  # Add Attachments
  if ($ATTACHMENTS){
      foreach ($att in $ATTACHMENTS){
        $Mail.Attachments.Add($att.FullName)
      }
  }
  $SMTPClient.Send($Mail)
  $smtpclient.Dispose()
  $mail.Dispose()
}

sendmail "ABSENDERADRESSE" "ZIELADRESSE" "DEIN BETREFF" "REPORT" (gci $infodatei)}  
}

Get-ComputerInfo | select-object OSname,OsVersion,WindowsInstallDateFromRegistry,WindowsProductId,BiosBIOSVersion,BiosFirmwareType,BiosManufacturer,BiosReleaseDate,BiosSeralNumber,CsCaption,CsManufacturer,CsModel,CsNumberOfLogicalProcessors,CsSystemFamily | ft | Export-Csv -ErrorAction Stop -path $pcinfodatei -noTypeInformation -Delimiter ";" -Force