alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET EXPLOIT Possible Magento Directory Traversal Attempt"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/magmi-importer/web/"; fast_pattern; content:"download_file.php?file="; distance:0; http.uri.raw; content:"|2e 2e 2f|"; http.header_names; content:!"Referer|0d 0a|"; reference:url,threatpost.com/zero-day-in-magento-plugin-magmi-under-attack/115026/; classtype:trojan-activity; sid:2021951; rev:3; metadata:created_at 2015_10_15, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, updated_at 2020_06_04, mitre_tactic_id TA0007, mitre_tactic_name Discovery, mitre_technique_id T1083, mitre_technique_name File_And_Directory_Discovery; target:dest_ip;)