ET MALWARE Roopy File Grabber Exfiltration Attempt

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"|22|n|22 3a 22|";
content:"|22|t|22 3a 22|"; distance:0;
content:"|22|s|22 3a|"; distance:0;
content:"|22|b64|33 3a 22|"; distance:0; fast_pattern;
target:src_ip;
Raw source ET MALWARE Roopy File Grabber Exfiltration Attempt · 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 Roopy File Grabber Exfiltration Attempt";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"|22|n|22 3a 22|";
    content:"|22|t|22 3a 22|"; distance:0;
    content:"|22|s|22 3a|"; distance:0;
    content:"|22|b64|33 3a 22|"; distance:0; fast_pattern;
    reference:url,securelist.com/tomiris-called-they-want-their-turla-malware-back/109552/;
    classtype:trojan-activity;
    sid:2045174; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_04_24, deployment Perimeter, malware_family Roopy, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_04_24;
    target:src_ip;
)

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