ET DELETED Win32/XWorm CnC Activity (Outbound)

Query · suricata

dsize:104;
content:"|00 00 00 64 00 00 00|"; startswith;
threshold:type limit, seconds 300, count 1, track by_src;
Raw source ET DELETED Win32/XWorm CnC Activity (Outbound) · 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 1024: (
#    msg:"ET DELETED Win32/XWorm CnC Activity (Outbound)";
#    dsize:104;
#    content:"|00 00 00 64 00 00 00|"; startswith;
#    threshold:type limit, seconds 300, count 1, track by_src;
#    reference:md5,4c9ac983680613f3b46cb2144a89ec8f;
#    classtype:command-and-control;
#    sid:2062709; rev:2;
#    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2025_06_02, deployment Perimeter, malware_family Xworm, performance_impact Low, confidence High, signature_severity Critical, updated_at 2025_06_04, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1573, mitre_technique_name Encrypted_Channel;
#)

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