ET MALWARE MalDoc Retrieving Payload May 23 2017 2

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:!"|2e|";
http.user_agent;
content:"Mozilla/5.2 (Windows NT 6.2|3b 20|rv|3a|50.2) Gecko/20200103 Firefox/50.2"; fast_pattern;
http.header_names;
content:!"Referer|0d 0a|";
Raw source ET MALWARE MalDoc Retrieving Payload May 23 2017 2 · 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 MalDoc Retrieving Payload May 23 2017 2";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:!"|2e|";
    http.user_agent;
    content:"Mozilla/5.2 (Windows NT 6.2|3b 20|rv|3a|50.2) Gecko/20200103 Firefox/50.2"; fast_pattern;
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:md5,502cb33a03c29a96a4c32ec26dce5395;
    classtype:trojan-activity;
    sid:2024325; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_05_23, deployment Perimeter, malware_family Dridex, performance_impact Moderate, confidence High, signature_severity Major, updated_at 2020_08_06;
)

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