ET MALWARE BPFDoor V2 TCP Magic Packet Inbound

Query · suricata

flow:established,to_server;
content:"|44 30 cd 9f 5e 14 27 66|";
target:dest_ip;
Raw source ET MALWARE BPFDoor V2 TCP Magic Packet Inbound · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> $HOME_NET [22,80,443] (
    msg:"ET MALWARE BPFDoor V2 TCP Magic Packet Inbound";
    flow:established,to_server;
    content:"|44 30 cd 9f 5e 14 27 66|";
    reference:url,www.deepinstinct.com/blog/bpfdoor-malware-evolves-stealthy-sniffing-backdoor-ups-its-game;
    classtype:trojan-activity;
    sid:2045672; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2023_05_11, deployment Perimeter, malware_family BPFDoor, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_11;
    target:dest_ip;
)

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