alert tls $HOME_NET any -> $EXTERNAL_NET 443 (msg:"ET POLICY Possible External IP Lookup Domain Observed in SNI (ipinfo. io)"; flow:to_server,established; content:"|16|"; depth:1; content:"|00 00 09|ipinfo.io"; distance:0; metadata: former_category POLICY; classtype:trojan-activity; sid:2025331; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Mac_OSX, affected_product Linux, attack_target Client_Endpoint, deployment Perimeter, signature_severity Minor, created_at 2018_02_07, performance_impact Low, updated_at 2018_02_12;)

Added 2018-02-14 17:41:55 UTC


alert tls $HOME_NET any -> $EXTERNAL_NET 443 (msg:"ET POLICY Possible External IP Lookup Domain Observed in SNI (ipinfo. io)"; flow:to_server,established; content:"|16|"; depth:1; content:"|00 00 09|ipinfo.io"; distance:0; metadata: former_category POLICY; classtype:trojan-activity; sid:2025331; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Mac_OSX, affected_product Linux, attack_target Client_Endpoint, deployment Perimeter, signature_severity Minor, created_at 2018_02_07, performance_impact Low, updated_at 2018_02_12;)

Added 2018-02-13 18:26:18 UTC


alert tls $HOME_NET any -> $EXTERNAL_NET 443 (msg:"ET POLICY Possible External IP Lookup Domain Observed in SNI (ipinfo.io)"; flow:to_server,established; content:"|16|"; depth:1; content:"|00 00 09|ipinfo.io"; distance:0; metadata: former_category POLICY; classtype:trojan-activity; sid:2025331; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Mac_OSX, affected_product Linux, attack_target Client_Endpoint, deployment Perimeter, signature_severity Minor, created_at 2018_02_07, performance_impact Low, updated_at 2018_02_07;)

Added 2018-02-08 15:57:38 UTC


Topic revision: r1 - 2018-02-14 - TWikiGuest
 
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