ET MALWARE Win32/Obsidium Stealer Data Exfiltration Attempt M10

Query · suricata

flow:established,to_server;
content:"|7b 22|uuid|22 3a 22|";
pcre:"/^[a-f0-9]{8}-(?:[a-f0-9]{4}-){3}[a-f0-9]{12}/R";
content:"|22 2c 22|hostname|22 3a 22|"; distance:0;
content:"|22 2c 22|platform|22 3a 22|Microsoft Windows"; fast_pattern; distance:0;
content:"|2c 22|processes|22 3a 5b 22 5b|"; distance:0;
Raw source ET MALWARE Win32/Obsidium Stealer Data Exfiltration Attempt M10 · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Win32/Obsidium Stealer Data Exfiltration Attempt M10";
    flow:established,to_server;
    content:"|7b 22|uuid|22 3a 22|";
    pcre:"/^[a-f0-9]{8}-(?:[a-f0-9]{4}-){3}[a-f0-9]{12}/R";
    content:"|22 2c 22|hostname|22 3a 22|"; distance:0;
    content:"|22 2c 22|platform|22 3a 22|Microsoft Windows"; fast_pattern; distance:0;
    content:"|2c 22|processes|22 3a 5b 22 5b|"; distance:0;
    reference:md5,fbde689446a216b919faf588f3b01801;
    classtype:trojan-activity;
    sid:2043675; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2023_01_24, deployment Perimeter, malware_family Win32_Obsidium, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_01_24;
)

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