ET RETIRED Win32/MagicRAT Additional Payload URI M2

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/board/pct.gif"; bsize:14; fast_pattern;
http.header_names;
content:!"Referer";
Raw source ET RETIRED Win32/MagicRAT Additional Payload URI M2 · 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 $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET RETIRED Win32/MagicRAT Additional Payload URI M2";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/board/pct.gif"; bsize:14; fast_pattern;
    http.header_names;
    content:!"Referer";
    reference:url,blog.talosintelligence.com/2022/09/lazarus-magicrat.html;
    reference:md5,b4c9b903dfd18bd67a3824b0109f955b;
    classtype:trojan-activity;
    sid:2038768; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_09_07, deployment Perimeter, former_category MALWARE, malware_family MagicRAT, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_09_17, reviewed_at 2024_09_17;
)

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