ET RETIRED LogStih Stealer Data Exfiltration Attempt


Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/accept.php"; bsize:11;
http.request_body;
content:"name|3d 22|ip|22|";
content:"name|3d 22|country|22|";
content:"name|3d 22|date|22|";
content:"name|3d 22|passCount|22|";
content:"name|3d 22|cookieCount|22|";
content:"name|3d 22|cardCount|22|";
content:"name|3d 22|file|22 3b 20|filename|3d 22|";
content:"|5c|AppData|5c|Local|5c|Temp|5c 5c|result.zip|22|"; distance:0;
content:"|0d 0a 0d 0a|PK"; distance:0;
content:"LogStih"; fast_pattern; distance:0; within:50;
target:src_ip;
Raw source ET RETIRED LogStih Stealer Data Exfiltration Attempt · 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 RETIRED LogStih Stealer Data Exfiltration Attempt";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/accept.php"; bsize:11;
    http.request_body;
    content:"name|3d 22|ip|22|";
    content:"name|3d 22|country|22|";
    content:"name|3d 22|date|22|";
    content:"name|3d 22|passCount|22|";
    content:"name|3d 22|cookieCount|22|";
    content:"name|3d 22|cardCount|22|";
    content:"name|3d 22|file|22 3b 20|filename|3d 22|";
    content:"|5c|AppData|5c|Local|5c|Temp|5c 5c|result.zip|22|"; distance:0;
    content:"|0d 0a 0d 0a|PK"; distance:0;
    content:"LogStih"; fast_pattern; distance:0; within:50;
    reference:md5,8cc77ab1ed572bca0d9b5aef722f7802;
    classtype:trojan-activity;
    sid:2044764; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_03_24, deployment Perimeter, former_category MALWARE, malware_family LogStih_Stealer, performance_impact Low, confidence High, signature_severity Major, tag LogStih_Stealer, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_09_30, reviewed_at 2024_09_30;
    target:src_ip;
)

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