ET MALWARE Win32/AdAptertrAin CnC Server Checkin

Query · suricata

flow:established,to_server;
dsize:<100;
content:"|28|XXX|29|"; fast_pattern;
pcre:"/(?:\x28XXX\x29(?:[0-9]{5,8})\x28XXX\x29(?:[0-9]{1,3}))$/";
Raw source ET MALWARE Win32/AdAptertrAin CnC Server Checkin · 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE Win32/AdAptertrAin CnC Server Checkin";
    flow:established,to_server;
    dsize:<100;
    content:"|28|XXX|29|"; fast_pattern;
    pcre:"/(?:\x28XXX\x29(?:[0-9]{5,8})\x28XXX\x29(?:[0-9]{1,3}))$/";
    reference:md5,204f66cb1239e818b3da66467fb8c56e;
    reference:url,twitter.com/naumovax/status/1747985922098966617;
    classtype:trojan-activity;
    sid:2050230; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2024_01_18, deployment Perimeter, malware_family Win32_AdAptertrAin, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_18;
)

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