ET MALWARE Backdoor Win32/Zegost.Q CnC traffic (OUTBOUND)

Query · suricata

flow:to_server,established;
dsize:>11;
content:"|55 60 67 6c 69 70 9a|"; offset:8; depth:7;
Raw source ET MALWARE Backdoor Win32/Zegost.Q CnC traffic (OUTBOUND) · 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 tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Backdoor Win32/Zegost.Q CnC traffic (OUTBOUND)";
    flow:to_server,established;
    dsize:>11;
    content:"|55 60 67 6c 69 70 9a|"; offset:8; depth:7;
    reference:url,www.securelist.com/en/descriptions/10155706/Trojan-GameThief.Win32.Magania.eogz;
    reference:url,www.microsoft.com/security/portal/Threat/Encyclopedia/Entry.aspx?Name=Backdoor%3AWin32%2FPcClient.ZR&ThreatID=-2147325231;
    reference:md5,4f0d365408b439eb9aaf0b2352abb662;
    classtype:command-and-control;
    sid:2018390; rev:1;
    metadata:created_at 2014_04_16, malware_family Win32_Zegost_Q, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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