ET MALWARE Kimsuky Related CnC

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"indox.php?v="; fast_pattern;
pcre:"/^(?:pe|pp|s)$/R";
http.user_agent;
content:"Mozilla|2f|4|2e|0|20|(compatible|3b 20|Win32|3b 20|WinHttp|2e|WinHttpRequest|2e|5)";
Raw source ET MALWARE Kimsuky Related CnC · Suricata
Esc
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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE Kimsuky Related CnC";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"indox.php?v="; fast_pattern;
    pcre:"/^(?:pe|pp|s)$/R";
    http.user_agent;
    content:"Mozilla|2f|4|2e|0|20|(compatible|3b 20|Win32|3b 20|WinHttp|2e|WinHttpRequest|2e|5)";
    reference:url,www.virusbulletin.com/uploads/pdf/conference_slides/2019/VB2019-Kim.pdf;
    classtype:command-and-control;
    sid:2029450; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_02_14, deployment Perimeter, malware_family Kimsuky, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_02_14;
)

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