ET MALWARE Possible DANDERSPRITZ HTTP Beacon

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.header;
content:"|3a|0000";
http.request_body;
content:"|f0 00 00 00 45 ff 11 ff f0 44 00 00|"; fast_pattern; offset:0;
Raw source ET MALWARE Possible DANDERSPRITZ HTTP Beacon · 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 Possible DANDERSPRITZ HTTP Beacon";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.header;
    content:"|3a|0000";
    http.request_body;
    content:"|f0 00 00 00 45 ff 11 ff f0 44 00 00|"; fast_pattern; offset:0;
    classtype:trojan-activity;
    sid:2024248; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_04_26, deployment Perimeter, confidence Medium, signature_severity Major, tag c2, updated_at 2020_08_05, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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