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Attachment Blocking is skipped when email is detected as Spam in ScanMail for Exchange (SMEX) or InterScan Messaging Security Suite (IMSS)

    • Updated:
    • 5 Aug 2014
    • Product/Version:
    • InterScan Messaging Security Suite 7.1 Linux
    • InterScan Messaging Security Suite 7.1 Windows
    • InterScan Messaging Security Suite 7.5 Windows
    • ScanMail for Exchange 10.2
    • ScanMail for Exchange 11.0
    • Platform:
    • Windows 2003 Enterprise
    • Windows 2003 Standard
    • Windows 2008 Enterprise
    • Windows 2008 Standard
    • Windows 2012 Server Essentials
Summary
In IMSS and SMEX environment, when IMSS Anti-Spam rule is configured to Tag and Deliver, ScanMail Attachment Blocking will not block the email.
When the attachment blocking is not applied to emails detected as spam, the following logs appear in the SMEX_Master.log:
[filterattachmentblocking.dll][abf_AttachmentBlockingFilter.cpp( 318)] [DEBUG] This is SPAM mail which will be quarantined to user's SPAM folder, skip to scan.
Details
Public
To apply Attachment Blocking to mails detected as spam:
  1. Open the Registry Editor.
    Important: Always back up the whole registry before making any modifications. Incorrect changes to the registry can cause serious system problems.
  2. Go to HKLM\SOFTWARE\TrendMicro\ScanMail for Exchange\CurrentVersion and add the following
    Key: EnableSpamMailAttachmentBlocking
    Type: REG_DWORD
    Data value:
    Where data value is:
    "0" = (default) ScanMail skips attachment blocking scans on quarantined spam email messages.
    "1" = ScanMail performs attachment blocking scans on quarantined spam email messages.
  3. Restart the SMEX Master Service for the change to take effect.
Premium
Internal
Rating:
Category:
Configure; Troubleshoot
Solution Id:
1099253
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