ET WEB_SPECIFIC_APPS SiteGo file parameter Local File Inclusion Attempt

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;
)