ET MALWARE Possible Win32/Dimegup.A Downloading Image Common URI Struct

Query · suricata

flow:established,to_server;
http.uri;
content:"/444.jpg"; fast_pattern;
http.host;
content:"postimg.org"; endswith;
http.header_names;
content:!"Referer|0d 0a|";
Raw source ET MALWARE Possible Win32/Dimegup.A Downloading Image Common URI Struct · 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 Possible Win32/Dimegup.A Downloading Image Common URI Struct";
    flow:established,to_server;
    http.uri;
    content:"/444.jpg"; fast_pattern;
    http.host;
    content:"postimg.org"; endswith;
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:md5,914c58df5d868f7c3438921d682f7fe5;
    classtype:trojan-activity;
    sid:2018022; rev:7;
    metadata:created_at 2014_01_28, confidence Medium, signature_severity Major, updated_at 2020_10_05;
)

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