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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">While users surf the Internet? So, not coming through e-mail?<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> amavis-users [mailto:amavis-users-bounces+dino.edwards=mydirectmail.net@amavis.org]
<b>On Behalf Of </b>Indunil Jayasooriya<br>
<b>Sent:</b> Thursday, March 17, 2016 1:10 AM<br>
<b>To:</b> amavis-users@amavis.org<br>
<b>Subject:</b> block a particular double extension files in amavisd.conf<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">Hi, <o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">I want to block files having double extensions. while users surf internet, some files such as<b> e7ea.tmp.exe</b> will be automatically downloaded.
<o:p></o:p></p>
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e7ea.tmp.exe is a ransomware. Attackers can send mails with files of these types as well.
<o:p></o:p></p>
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<p class="MsoNormal">Now, I want to block files having double extension such as filenames<b>.tmp.exe</b> format.
<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">I think below regex is OK to insert in to amavisd.conf file.
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<b>qr'.\.(tmp)\.exe$'i, </b> # block this double extension <br>
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<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">any comment? <o:p></o:p></p>
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-- <o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">cat /etc/motd<br>
<br>
Thank you<br>
Indunil Jayasooriya <br>
<a href="http://www.theravadanet.net/" target="_blank">http://www.theravadanet.net/</a><br>
<a href="http://www.siyabas.lk/sinhala_how_to_install.html" target="_blank">http://www.siyabas.lk/sinhala_how_to_install.html</a> - Download Sinhala Fonts<o:p></o:p></p>
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