ET MALWARE Houdini/Hworm CnC Checkin M1

Query · suricata

flow:established,to_server;
content:"new_houdini|0d 0a|"; fast_pattern; offset:4; depth:13;
content:"|0d 0a|"; distance:0;
content:"|0d 0a|"; distance:0;
content:"|0d 0a|"; endswith;
Raw source ET MALWARE Houdini/Hworm CnC Checkin M1 · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Houdini/Hworm CnC Checkin M1";
    flow:established,to_server;
    content:"new_houdini|0d 0a|"; fast_pattern; offset:4; depth:13;
    content:"|0d 0a|"; distance:0;
    content:"|0d 0a|"; distance:0;
    content:"|0d 0a|"; endswith;
    reference:md5,45009c70d362dcd253112c9cf1924f57;
    reference:url,researchcenter.paloaltonetworks.com/2016/10/unit42-houdinis-magic-reappearance;
    classtype:command-and-control;
    sid:2023429; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_10_26, deployment Perimeter, malware_family Houdini, malware_family Hworm, performance_impact Low, confidence High, signature_severity Major, updated_at 2019_09_28;
)

Detection rules belong to the projects that publish them and remain under their own licenses. This site indexes and links to them; it claims no rights in them.