ET MALWARE APT Related - BLACKCOFFEE Command Delimiters in HTTP Response M1

Query · suricata

flow:established,from_server;
http.stat_code;
content:"200";
file.data;
content:"BSM1cr0S0ft"; fast_pattern;
Raw source ET MALWARE APT Related - BLACKCOFFEE Command Delimiters in HTTP Response M1 · 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 APT Related - BLACKCOFFEE Command Delimiters in HTTP Response M1";
    flow:established,from_server;
    http.stat_code;
    content:"200";
    file.data;
    content:"BSM1cr0S0ft"; fast_pattern;
    reference:url,content.fireeye.com/apt-41/rpt-apt41;
    classtype:targeted-activity;
    sid:2027858; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2019_08_09, malware_family BLACKCOFFEE, confidence High, signature_severity Major, updated_at 2020_08_31;
)

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