alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (msg:"ET TROJAN Possible Outbound WebShell? JPEG"; flow:established,from_server; content:"200"; http_stat_code; file_data; content:"|FF D8 FF E0|"; depth:4; content:"JFIF"; distance:2; within:4; content:"<%eval|20|request|28 22|"; distance:0; fast_pattern; classtype:trojan-activity; sid:2027739; rev:2; metadata:attack_target Web_Server, created_at 2019_07_22, deployment Perimeter, former_category TROJAN, performance_impact Low, signature_severity Major, tag WebShell?, updated_at 2020_09_14;)

Added 2021-09-21 20:00:44 UTC


alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (msg:"ET TROJAN Possible Outbound WebShell? JPEG"; flow:established,from_server; content:"200"; http_stat_code; file_data; content:"|FF D8 FF E0|"; depth:4; content:"JFIF"; distance:2; within:4; content:"<%eval|20|request|28 22|"; distance:0; fast_pattern; classtype:trojan-activity; sid:2027739; rev:2; metadata:attack_target Web_Server, created_at 2019_07_22, deployment Perimeter, former_category TROJAN, performance_impact Low, signature_severity Major, tag WebShell?, updated_at 2020_09_13;)

Added 2020-09-14 20:01:42 UTC


alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (msg:"ET TROJAN Possible Outbound WebShell? JPEG"; flow:established,from_server; content:"200"; http_stat_code; file_data; content:"|FF D8 FF E0|"; depth:4; content:"JFIF"; distance:2; within:4; content:"<%eval|20|request|28 22|"; distance:0; fast_pattern; classtype:trojan-activity; sid:2027739; rev:2; metadata:attack_target Web_Server, created_at 2019_07_22, deployment Perimeter, former_category TROJAN, performance_impact Low, signature_severity Major, tag WebShell?, updated_at 2019_09_27;)

Added 2020-08-05 19:16:38 UTC


alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (msg:"ET TROJAN Possible Outbound WebShell? JPEG"; flow:established,from_server; content:"200"; http_stat_code; file_data; content:"|FF D8 FF E0|"; depth:4; content:"JFIF"; distance:2; within:4; content:"<%eval|20|request|28 22|"; distance:0; fast_pattern; metadata: former_category TROJAN; classtype:trojan-activity; sid:2027739; rev:2; metadata:attack_target Web_Server, deployment Perimeter, tag WebShell?, signature_severity Major, created_at 2019_07_22, performance_impact Low, updated_at 2019_09_27;)

Added 2019-09-27 18:53:52 UTC


alert http $HTTP_SERVERS $HTTP_PORTS -> $EXTERNAL_NET any (msg:"ET TROJAN Possible Outbound WebShell? JPEG"; flow:established,from_server; content:"200"; http_stat_code; file_data; content:"|FF D8 FF E0|"; depth:4; content:"JFIF"; distance:2; within:4; content:"<%eval|20|request|28 22|"; distance:0; fast_pattern; metadata: former_category TROJAN; classtype:trojan-activity; sid:2027739; rev:1; metadata:attack_target Web_Server, deployment Perimeter, tag WebShell?, signature_severity Major, created_at 2019_07_22, performance_impact Low, updated_at 2019_07_22;)

Added 2019-07-22 19:01:20 UTC


Topic revision: r1 - 2021-09-22 - TWikiGuest
 
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