ET MALWARE Win32/Dorv Stealer Exfiltrating Data to CnC

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.user_agent;
content:"Mozilla|2f|3.0";
http.request_body;
content:"name=|22|files|22 3b|";
content:"|0d 0a 0d 0a|PK"; distance:0;
content:"|2f|BSSID.txt"; distance:0;
content:"|2f|Screenshot."; distance:0; fast_pattern;
http.request_line;
content:".php HTTP/1.0";
Raw source ET MALWARE Win32/Dorv Stealer Exfiltrating Data to CnC · 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 Win32/Dorv Stealer Exfiltrating Data to CnC";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.user_agent;
    content:"Mozilla|2f|3.0";
    http.request_body;
    content:"name=|22|files|22 3b|";
    content:"|0d 0a 0d 0a|PK"; distance:0;
    content:"|2f|BSSID.txt"; distance:0;
    content:"|2f|Screenshot."; distance:0; fast_pattern;
    http.request_line;
    content:".php HTTP/1.0";
    reference:md5,888864c2ea27babf978d5feda40b3b2f;
    reference:url,twitter.com/wdsecurity/status/1105992405629583362;
    classtype:command-and-control;
    sid:2027087; rev:5;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_03_18, deployment Perimeter, malware_family Win32_Dorv, performance_impact Low, confidence High, signature_severity Major, tag Stealer, updated_at 2020_08_28;
)

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