ET MALWARE Win32/Agniane Stealer CnC Activity (GET) M3

Query · suricata

flow:established,to_server;
urilen:<18;
http.method;
content:"GET";
http.uri;
content:"|2f|getfilters|3f|id|3d|"; startswith; fast_pattern;
pcre:"/^(?:[0-9]{1,3})$/R";
http.header_names;
content:"|0d 0a|Host|0d 0a 0d 0a|"; bsize:10;
Raw source ET MALWARE Win32/Agniane Stealer CnC Activity (GET) M3 · 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE Win32/Agniane Stealer CnC Activity (GET) M3";
    flow:established,to_server;
    urilen:<18;
    http.method;
    content:"GET";
    http.uri;
    content:"|2f|getfilters|3f|id|3d|"; startswith; fast_pattern;
    pcre:"/^(?:[0-9]{1,3})$/R";
    http.header_names;
    content:"|0d 0a|Host|0d 0a 0d 0a|"; bsize:10;
    reference:md5,6f4a0036283e3e6b5b2350315de76ec7;
    reference:url,twitter.com/naumovax/status/1708855368292434374;
    classtype:trojan-activity;
    sid:2048376; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_10_02, deployment Perimeter, deployment SSLDecrypt, malware_family Agniane, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_10_02, reviewed_at 2023_10_02;
)

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