alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT Possible %u UTF-8 Encoded Iframe Tag"; flow:established,to_client; content:"%u69%u66%u72%u61%u6d%u65"; nocase; reference:url,cansecwest.com/slides07/csw07-nazario.pdf; reference:url,www.sophos.com/security/technical-papers/malware_with_your_mocha.html; reference:url,www.guardian.co.uk/technology/2008/apr/03/security.google; classtype:bad-unknown; sid:2012242; rev:2; metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, deployment Perimeter, tag Web_Client_Attacks, signature_severity Major, created_at 2011_01_27, updated_at 2016_07_01;)

Added 2017-08-07 21:05:21 UTC

alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT Possible %u UTF-8 Encoded Iframe Tag"; flow:established,to_client; content:"%u69%u66%u72%u61%u6d%u65"; nocase; fast_pattern:only; reference:url,cansecwest.com/slides07/csw07-nazario.pdf; reference:url,www.sophos.com/security/technical-papers/malware_with_your_mocha.html; reference:url,www.guardian.co.uk/technology/2008/apr/03/security.google; classtype:bad-unknown; sid:2012242; rev:1;)

Added 2011-10-12 19:33:47 UTC

alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT Possible %u UTF-8 Encoded Iframe Tag"; flow:established,to_client; content:"%u69%u66%u72%u61%u6d%u65"; nocase; fast_pattern:only; classtype:bad-unknown; reference:url,cansecwest.com/slides07/csw07-nazario.pdf; reference:url,www.sophos.com/security/technical-papers/malware_with_your_mocha.html; reference:url,www.guardian.co.uk/technology/2008/apr/03/security.google; sid:2012242; rev:1;)

Added 2011-02-04 17:32:10 UTC