alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT PDF Name Representation Obfuscation of OpenAction?"; flow:established,to_client; content:"obj"; content:"<<"; within:4; content:"/"; within:50; content:!"OpenAction"; within:10; content:"#"; within:28; pcre:"/\x3C\x3C(\x0D\x0A|\x0A)[^>]*\x2F[^OpenAction](O|#4F)(p|#70)(e|#65)(n|#6E)(A|#41)(c|#63)(t|#74)(i|#69)(o|#6F)(n|#6E)/smi"; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; classtype:bad-unknown; sid:2011537; rev:3;)

Added 2011-10-12 19:32:15 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT PDF Name Representation Obfuscation of OpenAction?"; flow:established,to_client; content:"obj"; content:"<<"; within:4; content:"/"; within:50; content:!"OpenAction"; within:10; content:"#"; within:28; pcre:"/\x3C\x3C(\x0D\x0A|\x0A)[^>]*\x2F[^OpenAction](O|#4F)(p|#70)(e|#65)(n|#6E)(A|#41)(c|#63)(t|#74)(i|#69)(o|#6F)(n|#6E)/smi"; classtype:bad-unknown; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; sid:2011537; rev:3;)

Added 2011-06-30 23:31:12 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT PDF Name Representation Obfuscation of OpenAction?"; flow:established,to_client; content:"PDF-"; depth:300; content:"/"; distance:0; content:!"OpenAction"; within:10; content:"#"; within:28; pcre:"/\x2F[^OpenAction](O|#4F)(p|#70)(e|#65)(n|#6E)(A|#41)(c|#63)(t|#74)(i|#69)(o|#6F)(n|#6E)/i"; classtype:bad-unknown; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; sid:2011537; rev:2;)

Added 2011-02-04 17:31:21 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT PDF Name Representation Obfuscation of OpenAction?"; flow:established,to_client; content:"PDF-"; depth:300; content:"/"; distance:0; content:!"OpenAction"; within:10; content:"#"; within:28; pcre:"/\x2F(O|#4F)(p|#70)(e|#65)(n|#6E)(A|#41)(c|#63)(t|#74)(i|#69)(o|#6F)(n|#6E)/i"; classtype:bad-unknown; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; reference:url,doc.emergingthreats.net/2011537; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/WEB_CLIENT/WEB_Adobe; sid:2011537; rev:2;)

Added 2010-09-22 11:26:16 UTC


Topic revision: r1 - 2011-10-12 - TWikiGuest
 
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