ET MALWARE XorBee RAT CNC Checkin M1

Query · suricata

flow:established,to_server;
dsize:7;
content:"|09 07 1b 52 52 55 68|"; fast_pattern;
target:src_ip;
Raw source ET MALWARE XorBee RAT CNC Checkin M1 · 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 XorBee RAT CNC Checkin M1";
    flow:established,to_server;
    dsize:7;
    content:"|09 07 1b 52 52 55 68|"; fast_pattern;
    reference:url,rmceoin.github.io/malware-analysis/2026/04/13/xorbee-rat.html;
    classtype:trojan-activity;
    sid:2068716; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_and_Server, tls_state plaintext, created_at 2026_04_13, deployment Perimeter, malware_family XorBee_RAT, performance_impact Low, confidence High, signature_severity Major, updated_at 2026_04_13, mitre_tactic_id TA0037, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
    target:src_ip;
)

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