alert http $EXTERNAL_NET any -> any any (msg:"ET MALWARE Possible PHP.MAILER WebShell? Register Shutdown Function Request Inbound"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; isdataat:!1,relative; content:"r=register_shutdown_function"; http_client_body; depth:28; fast_pattern; content:"&d="; http_client_body; distance:0; content:"&s="; http_client_body; distance:0; content:"&c="; http_client_body; distance:0; metadata: former_category MALWARE; reference:url,; classtype:trojan-activity; sid:2027970; rev:2; metadata:attack_target Server, deployment Perimeter, signature_severity Major, created_at 2019_09_09, performance_impact Low, updated_at 2019_09_09;)

Added 2019-09-09 19:16:23 UTC

Topic revision: r1 - 2019-09-09 - TWikiGuest
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