ET MALWARE Win32/Injector.BXEW Variant HTTP CnC Beacon 2

Query · suricata

flow:established,to_server;
http.header;
content:"Accept|3a 20|*/*,|20|";
content:", MZ"; fast_pattern;
pcre:"/^Accept\x3a\x20\*\/\*,[^\r\n]+, MZ/mi";
Raw source ET MALWARE Win32/Injector.BXEW Variant HTTP CnC Beacon 2 · 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 Win32/Injector.BXEW Variant HTTP CnC Beacon 2";
    flow:established,to_server;
    http.header;
    content:"Accept|3a 20|*/*,|20|";
    content:", MZ"; fast_pattern;
    pcre:"/^Accept\x3a\x20\*\/\*,[^\r\n]+, MZ/mi";
    reference:md5,0ebaf8a6292237b33045f5e81947004b;
    classtype:command-and-control;
    sid:2020834; rev:4;
    metadata:attack_target Client_Endpoint, created_at 2015_04_02, deployment Perimeter, malware_family Win32_Injector_BXEW, signature_severity Major, tag c2, updated_at 2020_09_29, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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