ET MALWARE JS/RAA Ransomware check-in

Query · suricata

flow:established,to_server;
http.uri;
content:".php?id=";
content:"|20|- RAA"; fast_pattern;
http.header;
content:"WinHttp.WinHttpRequest";
Raw source ET MALWARE JS/RAA Ransomware check-in · 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 JS/RAA Ransomware check-in";
    flow:established,to_server;
    http.uri;
    content:".php?id=";
    content:"|20|- RAA"; fast_pattern;
    http.header;
    content:"WinHttp.WinHttpRequest";
    reference:md5,535494aa6ce3ccef7346b548da5061a9;
    classtype:trojan-activity;
    sid:2022899; rev:3;
    metadata:attack_target Client_Endpoint, created_at 2016_06_15, deployment Perimeter, malware_family JS_RAA, confidence High, signature_severity Major, tag Ransomware, updated_at 2020_07_15, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;
)

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