ET MALWARE TA459 Related Activity (Inbound)

Query · suricata

flow:established,to_client;
http.stat_code;
content:"200";
file.data;
content:"<HIDER>"; startswith; fast_pattern;
content:"|21|</HIDER>"; endswith;
Raw source ET MALWARE TA459 Related Activity (Inbound) · 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 MALWARE TA459 Related Activity (Inbound)";
    flow:established,to_client;
    http.stat_code;
    content:"200";
    file.data;
    content:"<HIDER>"; startswith; fast_pattern;
    content:"|21|</HIDER>"; endswith;
    reference:md5,00079dbf1d25e1d592709e5f895ff5b7;
    reference:url,twitter.com/nao_sec/status/1539246761067573249;
    classtype:trojan-activity;
    sid:2037080; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_06_22, deployment Perimeter, malware_family TA459, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_06_22;
)

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