ET MALWARE [NCSC] Pygmy Goat SSH Banner

Query · suricata

flow:established,to_client;
content:"SSH-2.0-D8pjE|0d 0a|"; fast_pattern;
target:src_ip;
Raw source ET MALWARE [NCSC] Pygmy Goat SSH Banner · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert ssh $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE [NCSC] Pygmy Goat SSH Banner";
    flow:established,to_client;
    content:"SSH-2.0-D8pjE|0d 0a|"; fast_pattern;
    reference:url,www.ncsc.gov.uk/static-assets/documents/malware-analysis-reports/pygmy-goat/ncsc-mar-pygmy-goat.pdf;
    classtype:trojan-activity;
    sid:2057246; rev:1;
    metadata:affected_product Sophos_XG, attack_target Networking_Equipment, tls_state plaintext, created_at 2024_11_05, deployment Perimeter, deployment Internal, malware_family Pygmy_Goat, performance_impact Low, confidence High, signature_severity Major, updated_at 2024_11_05;
    target:src_ip;
)

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