ET ADWARE_PUP OSX/Adware.Pirrit CnC Activity 2

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:!".";
http.user_agent;
content:"curl/"; startswith;
http.request_body;
content:"vs_mid="; depth:7; fast_pattern;
content:"&br_mid=";
content:"&event_type=";
content:"diss URL"; nocase;
http.header_names;
content:!"Referer|0d 0a|";
Raw source ET ADWARE_PUP OSX/Adware.Pirrit CnC Activity 2 · Suricata
Esc
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 ADWARE_PUP OSX/Adware.Pirrit CnC Activity 2";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:!".";
    http.user_agent;
    content:"curl/"; startswith;
    http.request_body;
    content:"vs_mid="; depth:7; fast_pattern;
    content:"&br_mid=";
    content:"&event_type=";
    content:"diss URL"; nocase;
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:url,go.cybereason.com/rs/996-YZT-709/images/Cybereason-Lab-Analysis-OSX-Pirrit-4-6-16.pdf;
    reference:md5,85846678ad4dbff608f2e51bb0589a16;
    classtype:pup-activity;
    sid:2022718; rev:4;
    metadata:created_at 2016_04_08, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_31;
)

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