ET MALWARE Win32/LODEINFO v0.3.6 CnC Checkin

Query · suricata

flow:established,to_server;
urilen:1;
http.start;
content:"POST|20|/|20|HTTP/1.1|0d 0a|Content-Type|3a 20|application/x-www-form-urlencoded|0d 0a|User-Agent|3a 20|";
http.request_body;
content:"=C7K-kJipTS1A15X5"; fast_pattern;
http.header_names;
content:!"Referer";
content:!"Accept";
Raw source ET MALWARE Win32/LODEINFO v0.3.6 CnC Checkin · 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 MALWARE Win32/LODEINFO v0.3.6 CnC Checkin";
    flow:established,to_server;
    urilen:1;
    http.start;
    content:"POST|20|/|20|HTTP/1.1|0d 0a|Content-Type|3a 20|application/x-www-form-urlencoded|0d 0a|User-Agent|3a 20|";
    http.request_body;
    content:"=C7K-kJipTS1A15X5"; fast_pattern;
    http.header_names;
    content:!"Referer";
    content:!"Accept";
    reference:url,blogs.jpcert.or.jp/ja/2020/06/LODEINFO-2.html;
    classtype:command-and-control;
    sid:2030313; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_06_11, deployment Perimeter, malware_family LODEINFO, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_06_11;
)

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