ET PHISHING Observed Zimbra Phishing Landing Page 2021-08-09

Query · suricata

flow:established,from_server;
file.data;
content:"<title>Zimbra Web Client Sign In</title>";
content:"<form method|3d 22|post|22|"; distance:0;
content:"name|3d 22|loginForm|22|"; distance:0;
content:"action|3d 22|mll.php|22|"; distance:0; fast_pattern;
content:"accept-charset|3d 22|UTF-8|22|";
Raw source ET PHISHING Observed Zimbra Phishing Landing Page 2021-08-09 · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET PHISHING Observed Zimbra Phishing Landing Page 2021-08-09";
    flow:established,from_server;
    file.data;
    content:"<title>Zimbra Web Client Sign In</title>";
    content:"<form method|3d 22|post|22|"; distance:0;
    content:"name|3d 22|loginForm|22|"; distance:0;
    content:"action|3d 22|mll.php|22|"; distance:0; fast_pattern;
    content:"accept-charset|3d 22|UTF-8|22|";
    reference:url,app.any.run/tasks/bda22930-0bfb-4ccd-b5c4-26f526b8cba7;
    classtype:social-engineering;
    sid:2033697; rev:1;
    metadata:created_at 2021_08_09, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_08_09, reviewed_at 2024_05_07;
)

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