ET MALWARE APT28/Sofacy Zebrocy Go Variant Downloader Error POST

Query · suricata

flow:established,to_server;
urilen:1;
http.method;
content:"POST";
http.user_agent;
content:"Go-http-client/"; depth:15;
http.host;
content:"google.com"; depth:10;
http.request_body;
content:"project=%"; depth:9; fast_pattern;
http.header_names;
content:!"Referer";
Raw source ET MALWARE APT28/Sofacy Zebrocy Go Variant Downloader Error POST · Suricata
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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 APT28/Sofacy Zebrocy Go Variant Downloader Error POST";
    flow:established,to_server;
    urilen:1;
    http.method;
    content:"POST";
    http.user_agent;
    content:"Go-http-client/"; depth:15;
    http.host;
    content:"google.com"; depth:10;
    http.request_body;
    content:"project=%"; depth:9; fast_pattern;
    http.header_names;
    content:!"Referer";
    reference:url,unit42.paloaltonetworks.com/sofacy-creates-new-go-variant-of-zebrocy-tool;
    reference:md5,400a162a9e5946be10b9fd7155a9ee48;
    classtype:targeted-activity;
    sid:2026753; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_01_03, deployment Perimeter, malware_family Zebrocy, performance_impact Moderate, confidence High, signature_severity Major, updated_at 2020_08_27;
)

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