ET INFO Adilbo HTML Encoder Observed

Query · suricata

flow:established,to_client;
file_data;
content:"|2f 2a 20 61 64 69 6c 62 6f 20 48 54 4d 4c 20 45 6e 63 6f 64 65 72|"; fast_pattern;
content:"*|20 20|Checksum|3a 20|"; within:200;
Raw source ET INFO Adilbo HTML Encoder Observed · 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 INFO Adilbo HTML Encoder Observed";
    flow:established,to_client;
    file_data;
    content:"|2f 2a 20 61 64 69 6c 62 6f 20 48 54 4d 4c 20 45 6e 63 6f 64 65 72|"; fast_pattern;
    content:"*|20 20|Checksum|3a 20|"; within:200;
    reference:url,web.archive.org/web/20220519100131/https://codecanyon.net/item/hide-my-html/13813808?s_rank=9;
    classtype:misc-activity;
    sid:2024763; rev:5;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2017_09_23, deployment Perimeter, confidence High, signature_severity Informational, updated_at 2023_05_02, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1001, mitre_technique_name Data_Obfuscation;
)

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