ET MALWARE GhostRat CnC Checkin

Query · suricata

flow:established,to_server;
content:"|a1 a6 a0|"; startswith;
content:"|bf 84 90 90 e8 0c|"; distance:8; within:16; fast_pattern;
Raw source ET MALWARE GhostRat CnC Checkin · 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 tcp-pkt $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE GhostRat CnC Checkin";
    flow:established,to_server;
    content:"|a1 a6 a0|"; startswith;
    content:"|bf 84 90 90 e8 0c|"; distance:8; within:16; fast_pattern;
    reference:md5,f126ebba071ecab70a832ca04aa06765;
    reference:url,twitter.com/naumovax/status/1787433507536384139;
    classtype:trojan-activity;
    sid:2052457; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_05_07, deployment Perimeter, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_07_12;
)

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