Views:
Below are the file types that should be blocked or filtered:
File types used in malware-related spam:
  • EXE
  • SCR
  • PDF
  • VBS
  • RTF
  • DOC
  • XLS
File types used in targeted attack:
  • PDF
  • DOC
  • XLS
  • RTF
  • JPEG
  • ZIP
To block the email attachments containing malware, follow the article Filtering and blocking email attachments using Trend Micro's Messaging products .