ET MALWARE APT39/Chafer Payload - CnC Checkin M1

Query · suricata

flow:established,to_server;
http.method;
content:"BITS_POST";
http.uri;
content:"/googleyou_"; startswith; fast_pattern;
http.header_names;
content:"BITS-";
Raw source ET MALWARE APT39/Chafer Payload - 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 http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE APT39/Chafer Payload - CnC Checkin M1";
    flow:established,to_server;
    http.method;
    content:"BITS_POST";
    http.uri;
    content:"/googleyou_"; startswith; fast_pattern;
    http.header_names;
    content:"BITS-";
    classtype:command-and-control;
    sid:2030915; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2020_09_29, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_29;
)

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