alert http any any -> $HOME_NET any (msg:"ET HUNTING PHP Filter Chains in HTTP Body"; flow:established,to_server; http.method; content:"POST"; http.request_body; content:"php|3a 2f 2f|filter|2f|"; fast_pattern; pcre:"/^[^\x3d]*?(?:(?:convert\x2e(?:quoted-printable-(?:en|de)code|iconv(?:\x2e[a-z0-9_-]+){2}|base64-(?:de|en)code)|zlib\x2e(?:(?:in|de)flate)|string\x2e(?:(?:to(?:upp|low)er)|rot13|strip_tags)|dechunk|consumed)(?:\x7c|\x2f)?)+/R"; reference:url,github.com/swisskyrepo/PayloadsAllTheThings/blob/master/File%20Inclusion/README.md#wrapper-phpfilter; classtype:web-application-activity; sid:2056495; rev:1; metadata:affected_product PHP, attack_target Server, tls_state TLSDecrypt, created_at 2024_10_04, deployment Perimeter, deployment Internal, deployment SSLDecrypt, confidence High, signature_severity Major, tag Exploit, updated_at 2024_10_04, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)