ET ADWARE_PUP Win32/RiskWare.YouXun.X CnC Server Response

Query · suricata

flow:established,to_client;
http.stat_code;
content:"200";
http.header.raw;
content:"Server|3a 20 20 20 20 20 20|"; startswith;
content:"|20 20 20 20 20 20 20 20|/SERVER IP|3a 20 20 20|SERverWanip|0d 0a|"; within:60; fast_pattern;
Raw source ET ADWARE_PUP Win32/RiskWare.YouXun.X CnC Server Response · 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 $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET ADWARE_PUP Win32/RiskWare.YouXun.X CnC Server Response";
    flow:established,to_client;
    http.stat_code;
    content:"200";
    http.header.raw;
    content:"Server|3a 20 20 20 20 20 20|"; startswith;
    content:"|20 20 20 20 20 20 20 20|/SERVER IP|3a 20 20 20|SERverWanip|0d 0a|"; within:60; fast_pattern;
    reference:md5,67d0bacdb3eae462fd5121eeb72e498f;
    classtype:command-and-control;
    sid:2029532; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_02_25, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2020_02_25;
)

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