ET RETIRED [ANY.RUN] Lu0bot-Style DNS Query in DNS Lookup M1

Query · suricata

dns.query;
content:"169"; offset:12; depth:3; fast_pattern;
pcre:"/^\d{10}(?:[0-9a-z]{36})?\./R";
content:!".safeframe.googlesyndication.com"; bsize:30<>85;
target:src_ip;
Raw source ET RETIRED [ANY.RUN] Lu0bot-Style DNS Query in DNS Lookup M1 · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert dns $HOME_NET any -> any any (
    msg:"ET RETIRED [ANY.RUN] Lu0bot-Style DNS Query in DNS Lookup M1";
    dns.query;
    content:"169"; offset:12; depth:3; fast_pattern;
    pcre:"/^\d{10}(?:[0-9a-z]{36})?\./R";
    content:!".safeframe.googlesyndication.com"; bsize:30<>85;
    reference:url,any.run/cybersecurity-blog/lu0bot-analysis;
    classtype:trojan-activity;
    sid:2048324; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2023_09_28, deployment Perimeter, former_category MALWARE, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_10_02, reviewed_at 2024_10_02;
    target:src_ip;
)

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