ET MALWARE Socks5SystemZ CnC Checkin Response M1

Query · suricata

flow:established,to_client;
flowbits:isset,ET.Socks5Systemz.Checkin;
http.stat_code;
content:"200";
http.response_body;
content:"94ee3660c585bc"; fast_pattern;

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET MALWARE Socks5SystemZ CnC Checkin Response M1 · Suricata
Esc
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 MALWARE Socks5SystemZ CnC Checkin Response M1";
    flow:established,to_client;
    flowbits:isset,ET.Socks5Systemz.Checkin;
    http.stat_code;
    content:"200";
    http.response_body;
    content:"94ee3660c585bc"; fast_pattern;
    reference:url,hwww.bitsight.com/blog/unveiling-socks5systemz-rise-new-proxy-service-privateloader-and-amadey;
    classtype:trojan-activity;
    sid:2049116; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_and_Server, created_at 2023_11_07, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_11_07;
)

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