ET MALWARE Magnet Goblin Linux Nerbian RAT Trigger Sequence from CnC Server

Query · suricata

flow:established, to_client;
content:"4r3f0"; startswith; fast_pattern;
Raw source ET MALWARE Magnet Goblin Linux Nerbian RAT Trigger Sequence from CnC Server · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp-pkt $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Magnet Goblin Linux Nerbian RAT Trigger Sequence from CnC Server";
    flow:established, to_client;
    content:"4r3f0"; startswith; fast_pattern;
    reference:url,research.checkpoint.com/2024/magnet-goblin-targets-publicly-facing-servers-using-1-day-vulnerabilities/;
    classtype:trojan-activity;
    sid:2051561; rev:1;
    metadata:affected_product Linux, attack_target Linux_Unix, tls_state plaintext, created_at 2024_03_08, deployment Perimeter, malware_family Nerbian_RAT_Linux, malware_family Magnet_Goblin, performance_impact Low, confidence High, signature_severity Major, tag Nerbian_RAT_Linux, tag Magnet_Goblin, updated_at 2024_03_08, reviewed_at 2025_07_14;
)

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