ET MALWARE Win32/NetDooka Framework Related Activity (POST)

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:".php"; endswith;
http.header;
content:"|0d 0a|Expect|3a 20|100-continue|0d 0a|";
http.request_body;
content:"get_address"; bsize:11; fast_pattern;
http.header_names;
content:!"Referer|0d 0a|";
Raw source ET MALWARE Win32/NetDooka Framework Related Activity (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 Win32/NetDooka Framework Related Activity (POST)";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:".php"; endswith;
    http.header;
    content:"|0d 0a|Expect|3a 20|100-continue|0d 0a|";
    http.request_body;
    content:"get_address"; bsize:11; fast_pattern;
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:url,www.trendmicro.com/en_us/research/22/e/netdooka-framework-distributed-via-privateloader-ppi.html;
    reference:md5,b9ec139e567f88cf9287676ac431c4ab;
    classtype:trojan-activity;
    sid:2036612; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_05_18, deployment Perimeter, malware_family NetDooka, performance_impact Low, confidence High, signature_severity Major, tag RAT, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_09_29, reviewed_at 2023_10_11;
)

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