ET EXPLOIT_KIT Keitaro Set-Cookie Inbound to RogueRaticate (4cdcb)

Query · suricata

flow:established,to_client;
http.cookie;
content:"4cdcb=eyJ0e"; fast_pattern;
pcre:"/^[A-Z0-9_\-.]{20,300}\x3b/Ri";
Raw source ET EXPLOIT_KIT Keitaro Set-Cookie Inbound to RogueRaticate (4cdcb) · 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 EXPLOIT_KIT Keitaro Set-Cookie Inbound to RogueRaticate (4cdcb)";
    flow:established,to_client;
    http.cookie;
    content:"4cdcb=eyJ0e"; fast_pattern;
    pcre:"/^[A-Z0-9_\-.]{20,300}\x3b/Ri";
    reference:url,twitter.com/AnFam17/status/1671789322259800064;
    reference:url,www.malwarebytes.com/blog/threat-intelligence/2023/07/socgholish-copycat-delivers-netsupport-rat;
    classtype:exploit-kit;
    sid:2046865; rev:1;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2023_07_19, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag Exploit_Kit, tag TDS, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_08_15;
)

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