ET MALWARE Win32/TaskPerformer Downloader CnC Activity

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.request_body;
content:"Ox0001="; depth:7; nocase;
content:"&Ox0010="; nocase; distance:0;
content:"&Ox0011="; nocase; distance:0;
content:"&Ox0100="; nocase; distance:0;
content:"&Ox0101="; nocase; distance:0; fast_pattern;
Raw source ET MALWARE Win32/TaskPerformer Downloader CnC Activity · 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 MALWARE Win32/TaskPerformer Downloader CnC Activity";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.request_body;
    content:"Ox0001="; depth:7; nocase;
    content:"&Ox0010="; nocase; distance:0;
    content:"&Ox0011="; nocase; distance:0;
    content:"&Ox0100="; nocase; distance:0;
    content:"&Ox0101="; nocase; distance:0; fast_pattern;
    reference:md5,d89560ec4dbb0ca75734b39009d089e5;
    classtype:command-and-control;
    sid:2030831; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_09_04, deployment Perimeter, malware_family Win32_TaskPerformer, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_04;
)

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