ET MALWARE Rhabdo CnC Activity M1

Query · suricata

flow:established,to_server;
content:"|3a|U1Q="; distance:48; within:5; endswith;
http.method;
content:"GET";
http.uri;
content:".php?ID=";
http.user_agent;
content:"Mozilla/5.0 (Windows NT 6.1|3b 20|Win64|3b 20|x64|3b 20|rv:47.0) Gecko / 20100101 Chrome/73.0.3645.0";
http.header_names;
content:"|0d 0a|User-Agent|0d 0a|Host|0d 0a|Cache-Control|0d 0a 0d 0a|"; depth:37; endswith;
Raw source ET MALWARE Rhabdo CnC Activity M1 · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Rhabdo CnC Activity M1";
    flow:established,to_server;
    content:"|3a|U1Q="; distance:48; within:5; endswith;
    http.method;
    content:"GET";
    http.uri;
    content:".php?ID=";
    http.user_agent;
    content:"Mozilla/5.0 (Windows NT 6.1|3b 20|Win64|3b 20|x64|3b 20|rv:47.0) Gecko / 20100101 Chrome/73.0.3645.0";
    http.header_names;
    content:"|0d 0a|User-Agent|0d 0a|Host|0d 0a|Cache-Control|0d 0a 0d 0a|"; depth:37; endswith;
    reference:url,www.anomali.com/blog/anomali-suspects-that-china-backed-apt-pirate-panda-may-be-seeking-access-to-vietnam-government-data-center?utm_medium=social&utm_source=linkedin&utm_content=blog;
    classtype:targeted-activity;
    sid:2030069; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_04_30, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_30;
)

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