use Win32::OLE;
$Win32::OLE::Warn = 3;

$strBaseDN = '<LDAP://dc=rallencorp,dc=com>;';
$strFilter = '(&(objectclass=computer)(objectcategory=computer));';
$strAttrs = 'cn;';
$strScope = 'subtree';
$objConn = Win32::OLE->new('ADODB.Connection');
$objConn->{Provider} = 'ADsDSOObject';
$objConn->SetProperty("Properties", 'User ID', 'administrator@rallencorp.com');
$objConn->SetProperty("Properties", 'MojeHaslo', 'net');
$objConn->Open('Active Directory Provider');
$objRS = $objConn->Execute($strBaseDN . $strFilter . $strAttrs . $strScope);
$objRS->MoveFirst();
while (!$objRS->EOF) {
    print $objRS->Fields(0)->Value, "\n";
    $objRS->MoveNext();
}
