ET WEB_SERVER Owl PHPMailer Accessed on Internal Server

Query · suricata

flow:established,to_client;
file.data;
content:"<title>Owl PHPMailer"; fast_pattern;
content:"function stopSending()";
content:"function startSending()";
Raw source ET WEB_SERVER Owl PHPMailer Accessed on Internal Server · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HTTP_SERVERS any -> $EXTERNAL_NET any (
    msg:"ET WEB_SERVER Owl PHPMailer Accessed on Internal Server";
    flow:established,to_client;
    file.data;
    content:"<title>Owl PHPMailer"; fast_pattern;
    content:"function stopSending()";
    content:"function startSending()";
    classtype:web-application-attack;
    sid:2029907; rev:2;
    metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2020_04_14, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_14;
)

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