ET MALWARE SnappyTCP Reverse Shell Header Value Observed

Query · suricata

flow:established,to_server;
http.header;
content:"X-Auth-43245-S-20|3a 20|";
Raw source ET MALWARE SnappyTCP Reverse Shell Header Value Observed · 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 http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE SnappyTCP Reverse Shell Header Value Observed";
    flow:established,to_server;
    http.header;
    content:"X-Auth-43245-S-20|3a 20|";
    reference:url,pwc.com/gx/en/issues/cybersecurity/cyber-threat-intelligence/tortoise-and-malwahare.html;
    classtype:trojan-activity;
    sid:2049527; rev:1;
    metadata:affected_product Linux, attack_target Client_Endpoint, created_at 2023_12_06, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_12_06;
)

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