ET MALWARE Win32/LeftHook Stealer Payload Inbound

Query · suricata

flow:established,to_client;
http.response_body;
content:"|7b 22|code|22 3a 22|console|2e|log|28 5c 22|it|27|ll|20|be|20|backend|20|script|5c 22 29|"; startswith; fast_pattern;
content:"var|20|botID|20 3d 20|";
content:"var|20|injection|20 3d 20|";
content:"var|20|KEYLOGGER|20 3d 20|";
Raw source ET MALWARE Win32/LeftHook Stealer Payload Inbound · 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 $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Win32/LeftHook Stealer Payload Inbound";
    flow:established,to_client;
    http.response_body;
    content:"|7b 22|code|22 3a 22|console|2e|log|28 5c 22|it|27|ll|20|be|20|backend|20|script|5c 22 29|"; startswith; fast_pattern;
    content:"var|20|botID|20 3d 20|";
    content:"var|20|injection|20 3d 20|";
    content:"var|20|KEYLOGGER|20 3d 20|";
    reference:url,twitter.com/crep1x/status/1648063045808148481;
    reference:md5,61bb691f0c875d3d82521a6fa878e402;
    classtype:trojan-activity;
    sid:2045005; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_04_18, deployment Perimeter, malware_family Win32_LeftHook, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_29;
)

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