#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript|3a|"; nocase; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; classtype:misc-attack; sid:2001101; rev:13;)

Added 2011-10-12 19:10:04 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript|3a|"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; sid:2001101; rev:13;)

Added 2011-09-15 14:46:30 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript|3a|"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; sid:2001101; rev:13;)

Added 2011-09-14 20:43:24 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript|3a|"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/WEB_CLIENT/WEB_CLIENT_IE_Vulnerabilities; sid:2001101; rev:13;)

Added 2011-02-04 17:21:20 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET WEB_CLIENT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/WEB_CLIENT/WEB_CLIENT_IE_Vulnerabilities; sid:2001101; rev:10;)

Added 2010-06-28 22:46:59 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET WEB_CLIENT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/WEB_CLIENT/WEB_CLIENT_IE_Vulnerabilities; sid:2001101; rev:10;)

Added 2010-06-28 22:46:59 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET WEB_CLIENT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/WEB_CLIENT/WEB_CLIENT_IE_Vulnerabilities; sid: 2001101; rev:10;)

Added 2010-01-15 11:41:20 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET WEB_CLIENT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/WEB_CLIENT/WEB_CLIENT_IE_Vulnerabilities; sid: 2001101; rev:10;)

Added 2010-01-15 11:41:20 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET EXPLOIT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_IE_Vulnerabilities; sid: 2001101; rev:9;)

Added 2010-01-05 16:30:44 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET EXPLOIT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_IE_Vulnerabilities; sid: 2001101; rev:9;)

Added 2010-01-05 16:30:44 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET EXPLOIT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_IE_Vulnerabilities; sid: 2001101; rev:9;)

Added 2009-02-07 22:00:25 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET EXPLOIT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; reference:url,doc.emergingthreats.net/bin/view/Main/2001101; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/EXPLOIT/EXPLOIT_IE_Vulnerabilities; sid: 2001101; rev:9;)

Added 2009-02-07 22:00:25 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET EXPLOIT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; sid: 2001101; rev:8;)

Added 2008-01-25 10:56:37 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "ET EXPLOIT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; sid: 2001101; rev:8;)

Added 2008-01-25 10:56:37 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg: "BLEEDING-EDGE EXPLOIT Stealth attempt to execute Javascript code"; flow: from_server,established; pcre:"/(((URL|SRC|HREF|LOWSRC)[\s]*=)|(url[\s]*[\(]))[\s]*['"]*[\x09\x0a\x0b\x0c\x0d]*j[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*v[\x09\x0a\x0b\x0c\x0d]*a[\x09\x0a\x0b\x0c\x0d]*s[\x09\x0a\x0b\x0c\x0d]*c[\x09\x0a\x0b\x0c\x0d]*r[\x09\x0a\x0b\x0c\x0d]*i[\x09\x0a\x0b\x0c\x0d]*p[\x09\x0a\x0b\x0c\x0d]*t[\x09\x0a\x0b\x0c\x0d]*[\:]/i"; content:"="; content:!"javascript\:"; nocase; classtype: misc-attack; sid: 2001101; rev:7; )



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