ET MALWARE ELF/RapperBot CnC Checkin M1

Query · suricata

flow:established,to_server;
content:"|d4 1c 74 44 70 95 28 ff f0 98 ae 4e 6f 92 ba d5 0f cd 56 29 c5 12 53 a1 fe 46 53 c7 0b b5 18 27|"; startswith; fast_pattern;
Raw source ET MALWARE ELF/RapperBot CnC Checkin M1 · 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 $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE ELF/RapperBot CnC Checkin M1";
    flow:established,to_server;
    content:"|d4 1c 74 44 70 95 28 ff f0 98 ae 4e 6f 92 ba d5 0f cd 56 29 c5 12 53 a1 fe 46 53 c7 0b b5 18 27|"; startswith; fast_pattern;
    reference:url,fortinet.com/blog/threat-research/rapperbot-malware-discovery;
    classtype:command-and-control;
    sid:2037961; rev:1;
    metadata:affected_product Linux, attack_target Client_Endpoint, created_at 2022_08_08, deployment Perimeter, malware_family ELF_RapperBot, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_08_08;
)

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