Topic: image Spam issue

I tried to create body_checks and header_checks to reduce some spams.  It works on VIAGRA or Pfizer case.  However, some virus and spam are hard using this method to filter out.    Does iredmail has any method to prevent the spam like the example below.  Please advise.

Return-Path: <iiwoehi4499@tim.ro>
Delivered-To: <EMAIL ADDRESS>
Received: from localhost (localhost [])
    by MAIL SERVER (l) with ESMTP id E07E5693C1F6;
    Thu, 25 Feb 2010 17:26:06 +0000 (GMT)
X-Virus-Scanned: amavisd-new at MAIL SERVER NAME
Received: from MAIL SERVER ([])
    by localhost (MAIL SERVER[]) (amavisd-new, port 10024)
    with ESMTP id EH6P3icj99z0; Thu, 25 Feb 2010 17:26:05 +0000 (GMT)
X-Original-Helo: tim.ro (iRedMail: http://www.iredmail.org/)
Received: from tim.ro (unknown [])
    by MAIL SERVER with ESMTPS id 3CBF0693C174
    for <EMAIL ADDRESS>; Thu, 25 Feb 2010 17:26:04 +0000 (GMT)
From: "Customer Service" <iiwoehi4499@tim.ro>
Subject: Dear Mr. santi, buy on 75% off
MIME-Version: 1.0
Content-Type: text/html; charset="ISO-8859-1"
Content-Transfer-Encoding: 7bit
Message-Id: <MAIL SERVER>
Date: Thu, 25 Feb 2010 17:26:04 +0000 (GMT)

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<style type="text/css">
{ color: #C91703;
  text-decoration: underline;
  Ooseq : Zurakic;

font-family: Arial;
font-size: 8px;
color: #A76D7E;

{ color: #ACAEFC;
  text-decoration: none;
  Yewo : Ipuwak;


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