ET MALWARE Evrial Stealer CnC Activity M2

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:".php"; endswith;
http.request_body;
content:"Content-Disposition|3a 20|form-data|3b 20|name=|22|file|22 3b 20|filename=|22|report -|20|";
content:".bin|22 0d 0a|Content-Type|3a 20|application/octet-stream|0d 0a|"; distance:19;
http.header_names;
content:!"Referer";
content:!"Accept";
content:!"User-Agent";
Raw source ET MALWARE Evrial Stealer CnC Activity M2 · 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 Evrial Stealer CnC Activity M2";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:".php"; endswith;
    http.request_body;
    content:"Content-Disposition|3a 20|form-data|3b 20|name=|22|file|22 3b 20|filename=|22|report -|20|";
    content:".bin|22 0d 0a|Content-Type|3a 20|application/octet-stream|0d 0a|"; distance:19;
    http.header_names;
    content:!"Referer";
    content:!"Accept";
    content:!"User-Agent";
    reference:md5,ecd56f1f42f932865e98fd319301e1a5;
    classtype:command-and-control;
    sid:2025375; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_02_21, deployment Perimeter, malware_family Evrial, performance_impact Moderate, confidence High, signature_severity Major, updated_at 2020_09_16;
)

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