ET MALWARE RedControle Communicating with CnC

Query · suricata

flow:established,to_server;
content:"SE_ND_CO_NN_EC|23|"; depth:15; fast_pattern;
content:"|23|"; within:20;
content:"|23|"; endswith;
Raw source ET MALWARE RedControle Communicating with CnC · 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 RedControle Communicating with CnC";
    flow:established,to_server;
    content:"SE_ND_CO_NN_EC|23|"; depth:15; fast_pattern;
    content:"|23|"; within:20;
    content:"|23|"; endswith;
    reference:url,threatvector.cylance.com/en_us/home/poking-the-bear-three-year-campaign-targets-russian-critical-infrastructure.html;
    reference:md5,855b937f668ecd90b8be004fd3c24717;
    classtype:command-and-control;
    sid:2026724; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_12_13, deployment Perimeter, malware_family RedControle, performance_impact Low, confidence High, signature_severity Major, updated_at 2022_03_24;
)

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.