alert http $EXTERNAL_NET any -> $HTTP_SERVERS any (msg:"ET WEB_SPECIFIC_APPS SiteGo file parameter Local File Inclusion Attempt"; flow:established,to_server; content:"|2e 2e 2f|"; depth:200; http.uri; content:"/admin/extra/contacts/DownloadMailAttach.php?"; nocase; content:"file="; nocase; reference:url,securityfocus.com/bid/57845/; classtype:web-application-attack; sid:2016388; rev:3; metadata:affected_product Web_Server_Applications, attack_target Server, created_at 2013_02_08, deployment Perimeter, deployment Internal, deployment Datacenter, confidence High, signature_severity Major, tag Local_File_Inclusion, tag Exploit, tag LFI, tag RFI, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_23, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)