<?php
include  'att_mail.php'; 
$adress="xxxy@yyyy.ru";
$subject= "test spam and vir ";
$filename="eicar.com";
$filepath = "d:\\";
att_mail ($adress, $subject,$filename,$filepath );
Echo("SEND MAIL -->".$adress."<br>");
?>

<?php
function att_mail ($adress, $subject,$filename,$filepath )
{
$ap =  'MIME-Version: 1.0'."\r\n"; 
$ap .= 'Content-Type: multipart/mixed;'."\r\n"; 
$ap .= '	boundary="----=_NextPart_000_0033_01C360C7.3AC65260" '."\r\n"; 
$ap .= 'This is a multi-part message in MIME format.'."\r\n"; 
$ap .= '------=_NextPart_000_0033_01C360C7.3AC65260'."\r\n"; 
$ap .= 'Content-Type: application/octet-stream;'."\r\n"; 
$ap .="	name=".$filename."\r\n";
$ap .= 'Content-Transfer-Encoding: base64'."\r\n"; 
$ap .= 'Content-Disposition: attachment;'."\r\n"; 
$ap .="filename=".$filename."\r\n";
$realfile=$filepath.$filename;
$handle = fopen ($realfile, "rb");
$att = fread ($handle, filesize ($realfile));
fclose($handle);
$att=imap_binary($att);
mail($adress,$subject,$att ,$ap);
return  0 ;
}
?>