ET MALWARE ZenRAT Change Status Command

Query · suricata

flow:established,to_server;
content:"|0a 51 00 00 00 00 00 00 00|"; startswith; fast_pattern;
pcre:"/([\x00-\xff]\x00{7}){2}[\x00-\xff]{2}\x00{6}$/R";
target:src_ip;
Raw source ET MALWARE ZenRAT Change Status Command · Suricata
Esc
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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE ZenRAT Change Status Command";
    flow:established,to_server;
    content:"|0a 51 00 00 00 00 00 00 00|"; startswith; fast_pattern;
    pcre:"/([\x00-\xff]\x00{7}){2}[\x00-\xff]{2}\x00{6}$/R";
    reference:md5,6f809b1c82d9fb6cd277c6b645ecaf84;
    classtype:trojan-activity;
    sid:2047758; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2023_08_25, deployment Perimeter, malware_family ZenRAT, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_08_25, reviewed_at 2023_08_25;
    target:src_ip;
)

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