ET ATTACK_RESPONSE Clickfix Payload Inbound (Portuguese)

Query · suricata

flow:established,to_client;
content:"Bandeira|20|do|20|Windows"; fast_pattern;
content:"|2b 20|R"; distance:0;
content:"hidden|3e|"; distance:0;
Raw source ET ATTACK_RESPONSE Clickfix Payload Inbound (Portuguese) · 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 http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET ATTACK_RESPONSE Clickfix Payload Inbound (Portuguese)";
    flow:established,to_client;
    content:"Bandeira|20|do|20|Windows"; fast_pattern;
    content:"|2b 20|R"; distance:0;
    content:"hidden|3e|"; distance:0;
    reference:md5,b82c0588e9ccc200f75789c10e54485c;
    reference:url,app.any.run/tasks/cc4fcfe7-7855-4ce9-82cb-f077bdd34af6;
    classtype:trojan-activity;
    sid:2057779; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_11_22, deployment Perimeter, deployment SSLDecrypt, malware_family ClickFix, confidence Medium, signature_severity Major, updated_at 2024_11_22;
)

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