ET EXPLOIT_KIT Balada Javascript Inject Observed

Query · suricata

flow:established,to_client;
http.response_body;
content:"time|5c|x20zone|5c|x20check|5c|x20failed";
content:"time|5c|x20zone|5c|x20err";
content:"can|5c|x20not|5c|x20apply|5c|x20reverse"; fast_pattern;
content:"reverse|5c|x20err";
target:dest_ip;
Raw source ET EXPLOIT_KIT Balada Javascript Inject Observed · 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 EXPLOIT_KIT Balada Javascript Inject Observed";
    flow:established,to_client;
    http.response_body;
    content:"time|5c|x20zone|5c|x20check|5c|x20failed";
    content:"time|5c|x20zone|5c|x20err";
    content:"can|5c|x20not|5c|x20apply|5c|x20reverse"; fast_pattern;
    content:"reverse|5c|x20err";
    classtype:exploit-kit;
    sid:2069998; rev:1;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_06_17, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Major, tag Exploit_Kit, tag compromised_website, updated_at 2026_06_17, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1189, mitre_technique_name Drive_by_Compromise;
    target:dest_ip;
)

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