ET INFO Possible Outdated Browser Landing Page M1

Query · suricata

flow:established,to_client;
http.stat_code;
content:"200";
file.data;
content:"Your browser is"; nocase; fast_pattern;
content:"work well in"; nocase; distance:0;
content:"your browser to view this"; nocase; distance:0;
Raw source ET INFO Possible Outdated Browser Landing Page M1 · Suricata
Esc
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 INFO Possible Outdated Browser Landing Page M1";
    flow:established,to_client;
    http.stat_code;
    content:"200";
    file.data;
    content:"Your browser is"; nocase; fast_pattern;
    content:"work well in"; nocase; distance:0;
    content:"your browser to view this"; nocase; distance:0;
    reference:url,blog.group-ib.com/perswaysion;
    classtype:misc-activity;
    sid:2033996; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_09_21, deployment Perimeter, confidence Medium, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_09_22;
)

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