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Malware (Malicious Software) is a generic term used to refer to a variety of forms of hostile or intrusive software. It includes virus, backdoors, rootkits, adware, spamware and many other types. This encyclopedia is focused on website malware only.

Website Malware

Depending how you look, a web site malware can be viewed and be categorized differently. For example, when visiting a site with a browser, you may see SPAM links and categorize the injection as a SEO Spam attack.

However, when looking at the source of the PHP file, you may only see an encoded eval() that loads the links from a separated URL.

On a top level, we categorize malware as:

  • Malicious iframes
  • Conditional redirections
  • SEO Spam
  • Malicious Javascript
  • Defacements
  • Phishing
  • Backdoors

Which in a more granular level are break down into multiple sub categories:

  • asp.backdoor
  • php.spam
  • htaccess.backdoor
  • html.defaced
  • html.iframe
  • html.injected
  • html.phishing
  • html.conditional_redirect
  • html.spam_seo
  • js.blackhole
  • js.defaced
  • js.malware
  • js.spam
  • php.backdoor
  • php.defaced
  • php.dropper
  • php.exploit
  • php.mailer
  • php.malware
  • php.phishing
  • php.redirect
  • php.spam
  • pl.hacktool
  • py.hacktool
  • vb.malware