#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; flow: to_server,established; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"|3a|80"; within: 4; distance: -11; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"|3a|443"; within: 5; distance: -12; reference:url,doc.emergingthreats.net/2000560; classtype:misc-activity; sid:2000560; rev:10;)

Added 2011-10-12 19:09:45 UTC


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; flow: to_server,established; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"|3a|80"; within: 4; distance: -11; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"|3a|443"; within: 5; distance: -12; classtype: misc-activity; reference:url,doc.emergingthreats.net/2000560; sid:2000560; rev:10;)

Added 2011-09-15 14:46:16 UTC


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; flow: to_server,established; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"|3a|80"; within: 4; distance: -11; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"|3a|443"; within: 5; distance: -12; classtype: misc-activity; reference:url,doc.emergingthreats.net/2000560; sid:2000560; rev:10;)

Added 2011-09-14 20:37:26 UTC


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; flow: to_server,established; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"|3a|80"; within: 4; distance: -11; content:"CONNECT "; nocase; content:"|0d 0a|"; within: 1024; distance: 0; content:"HTTP/1."; nocase; within: 8; distance: -10; content:!"|3a|443"; within: 5; distance: -12; classtype: misc-activity; reference:url,doc.emergingthreats.net/2000560; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_HTTP_Tunneling_via_Proxy; sid:2000560; rev:10;)

Added 2011-02-04 17:21:15 UTC


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; 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; reference:url,doc.emergingthreats.net/2000560; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_HTTP_Tunneling_via_Proxy; sid:2000560; rev:9;)

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


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; 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; reference:url,doc.emergingthreats.net/2000560; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_HTTP_Tunneling_via_Proxy; sid:2000560; rev:9;)

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


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; 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; reference:url,doc.emergingthreats.net/2000560; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_HTTP_Tunneling_via_Proxy; sid: 2000560; rev:9;)

Added 2009-02-11 19:15:22 UTC


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; 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; reference:url,doc.emergingthreats.net/2000560; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/POLICY/POLICY_HTTP_Tunneling_via_Proxy; sid: 2000560; rev:9;)

Added 2009-02-11 19:15:22 UTC


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; 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: 2000560; rev:8;)

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


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET POLICY HTTP CONNECT Tunnel Attempt Inbound"; 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: 2000560; rev:8;)

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


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HTTP CONNECT Tunnel Attempt Inbound"; 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: 2000560; rev:8;)

Added 2008-06-24 23:26:43 UTC


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HTTP CONNECT Tunnel Attempt Inbound"; 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: 2000560; rev:8;)

Added 2008-06-24 23:26:43 UTC


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HTTP CONNECT Tunnel Attempt Inbound"; 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: 2000560; rev:8;)

Added 2008-06-24 23:24:11 UTC


#alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HTTP CONNECT Tunnel Attempt Inbound"; 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: 2000560; rev:8;)

Added 2008-06-24 23:24:11 UTC


#alert tcp any any -> any any (msg:"ET HTTP CONNECT Tunnel Attempt"; 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: 2000560; rev:7;)

Added 2008-01-31 18:48:09 UTC


#alert tcp any any -> any any (msg:"ET HTTP CONNECT Tunnel Attempt"; 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: 2000560; rev:7;)

Added 2008-01-31 18:48:09 UTC


#alert tcp any any -> any any (msg: "BLEEDING-EDGE HTTP CONNECT Tunnel Attempt"; 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: 2000560; rev:6; )



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