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Rev: 1 • Aug 5, 2020, 12:00 PMET WEB_SERVER Generic Webshell Activity
alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET WEB_SERVER Generic Webshell Activity"; flow:established,to_server; http.method; content:"POST"; http.uri; content:".php?ganteng"; endswith; fast_pattern; http.referer; content:".php?ganteng"; endswith; http.request_body; content:"key=password&method="; startswith; content:"&submit="; distance:0; reference:url,blog.trendmicro.com/trendlabs-security-intelligence/ensiko-a-webshell-with-ransomware-capabilities/; classtype:web-application-attack; sid:2030651; rev:1; metadata:attack_target Web_Server, created_at 2020_08_05, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_05;)
Aug 5, 2020, 12:00 PM
Aug 5, 2020, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 17, 2025, 9:34 PM
rules/emerging-web_server.rules