ET MALWARE Common Downloader Access Count Tracking URL

Query · suricata

flow:established,to_server;
http.uri;
content:"/access_count.html?id="; nocase;
content:"&MAC=0"; nocase;
pcre:"/^[a-f0-9]-[a-f0-9]{2}-[a-f0-9]{2}-[a-f0-9]{2}-[a-f0-9]{2}-[a-f0-9]{2}/Ri";
Raw source ET MALWARE Common Downloader Access Count Tracking URL · 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 MALWARE Common Downloader Access Count Tracking URL";
    flow:established,to_server;
    http.uri;
    content:"/access_count.html?id="; nocase;
    content:"&MAC=0"; nocase;
    pcre:"/^[a-f0-9]-[a-f0-9]{2}-[a-f0-9]{2}-[a-f0-9]{2}-[a-f0-9]{2}-[a-f0-9]{2}/Ri";
    classtype:trojan-activity;
    sid:2008132; rev:6;
    metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_21;
)

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