ET MALWARE Win32/I'm_Better Stealer CnC Command - get_key

Query · suricata

flow:established,to_client;
dsize:7;
content:"get_key"; fast_pattern;
threshold:type limit, seconds 120, count 1, track by_src;
Raw source ET MALWARE Win32/I'm_Better Stealer CnC Command - get_key · 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 tcp-pkt $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Win32/I'm_Better Stealer CnC Command - get_key";
    flow:established,to_client;
    dsize:7;
    content:"get_key"; fast_pattern;
    threshold:type limit, seconds 120, count 1, track by_src;
    reference:md5,e9df653567149f789852c2dab16f46bb;
    reference:url,www.bridewell.com/insights/news/detail/threat-advisory-bridewell-malware-impersonating-online-tools-and-video-games;
    classtype:trojan-activity;
    sid:2044535; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_03_08, deployment Perimeter, malware_family Win32_I_m_Better, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_08;
)

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