ET MALWARE W32/Citadel Infection or Config URL Request

Query · suricata

flow:established,to_server;
http.uri;
content:"/file.php|7C|file=";
Raw source ET MALWARE W32/Citadel Infection or Config URL Request · 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 W32/Citadel Infection or Config URL Request";
    flow:established,to_server;
    http.uri;
    content:"/file.php|7C|file=";
    reference:url,malwaremustdie.blogspot.co.uk/2013/04/wireshark-analysis-of-citadel-trojan.html;
    reference:url,seifreed.es/docs/Citadel%20Trojan%20Report_eng.pdf;
    classtype:trojan-activity;
    sid:2016738; rev:3;
    metadata:created_at 2013_04_09, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_23;
)

Detection rules belong to the projects that publish them and remain under their own licenses. This site indexes and links to them; it claims no rights in them.