ET MALWARE Win32/Dostre CnC Activity

Query · suricata

content:"|af 7d a7 38 eb f9 f7 47|"; depth:8; fast_pattern;
content:"|00|"; distance:4; within:1;
content:"|10 00|"; distance:1; within:2;
threshold:type limit, track by_src, count 1, seconds 60;
Raw source ET MALWARE Win32/Dostre CnC Activity · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert udp $HOME_NET any -> $EXTERNAL_NET 8000 (
    msg:"ET MALWARE Win32/Dostre CnC Activity";
    content:"|af 7d a7 38 eb f9 f7 47|"; depth:8; fast_pattern;
    content:"|00|"; distance:4; within:1;
    content:"|10 00|"; distance:1; within:2;
    threshold:type limit, track by_src, count 1, seconds 60;
    reference:url,www.fortinet.com/blog/threat-research/chinese-targeted-trojan-analysis.html;
    classtype:command-and-control;
    sid:2027892; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_08_15, deployment Perimeter, malware_family Win32_Dostre, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2019_08_19;
)

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.