#alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Outbound"; flow: to_server,established; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"\:80"; within: 4; distance: -11; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"\:443"; within: 5; distance: -12; classtype: misc-activity; sid: 2008330; rev:9;)

Added 2008-07-01 11:33:46 UTC

#alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Outbound"; flow: to_server,established; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"\:80"; within: 4; distance: -11; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"\:443"; within: 5; distance: -12; classtype: misc-activity; sid: 2008330; rev:9;)

Added 2008-07-01 11:33:46 UTC

#alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HTTP CONNECT Tunnel Attempt Outbound"; flow: to_server,established; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"\:80"; within: 4; distance: -11; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"\:443"; within: 5; distance: -12; classtype: misc-activity; sid: 2008330; rev:9;)

Added 2008-06-24 23:50:49 UTC