ET EXPLOIT_KIT Parrot TDS Malicious Response

Query · suricata

flow:established,to_client;
content:"var|20|ndsx|20 3d 20|true|3b|"; fast_pattern;
content:"|28|function|28 29 7b|"; distance:0;
content:!"var|20|date|3d|new|20|Date|28|new|20|Date|28 29 2e|getTime|28 29|"; distance:0;
content:!"document|2e|cookie|3d 22 5f 5f 5f|utma|3d|"; distance:0;
Raw source ET EXPLOIT_KIT Parrot TDS Malicious Response · 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 Parrot TDS Malicious Response";
    flow:established,to_client;
    content:"var|20|ndsx|20 3d 20|true|3b|"; fast_pattern;
    content:"|28|function|28 29 7b|"; distance:0;
    content:!"var|20|date|3d|new|20|Date|28|new|20|Date|28 29 2e|getTime|28 29|"; distance:0;
    content:!"document|2e|cookie|3d 22 5f 5f 5f|utma|3d|"; distance:0;
    reference:url,decoded.avast.io/janrubin/parrot-tds-takes-over-web-servers-and-threatens-millions;
    classtype:trojan-activity;
    sid:2038552; rev:2;
    metadata:attack_target Client_Endpoint, created_at 2022_08_17, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, tag TDS, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_03, reviewed_at 2024_12_24;
)

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