ET MALWARE JackPOS XOR Encoded HTTP Client Body (key AA)

Query · suricata

flow:established,to_server;
http.request_body;
content:"|AB AB|"; depth:2;
content:"|AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA|"; fast_pattern;
Raw source ET MALWARE JackPOS XOR Encoded HTTP Client Body (key AA) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE JackPOS XOR Encoded HTTP Client Body (key AA)";
    flow:established,to_server;
    http.request_body;
    content:"|AB AB|"; depth:2;
    content:"|AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA|"; fast_pattern;
    reference:md5,3959fb5b5909d9c6fb9c9a408d35f67a;
    reference:url,trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-pos-ram-scraper-malware.pdf;
    classtype:trojan-activity;
    sid:2019164; rev:4;
    metadata:created_at 2014_09_11, confidence High, signature_severity Major, updated_at 2020_09_25;
)

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