ET MALWARE TURLA NETFLASH CnC

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/2018/.config/adobe"; bsize:19; fast_pattern;
http.header_names;
content:"|0d 0a|Host|0d 0a|Connection|0d 0a 0d 0a|";
content:!"User-Agent";
content:!"Referer";
Raw source ET MALWARE TURLA NETFLASH CnC · 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 TURLA NETFLASH CnC";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/2018/.config/adobe"; bsize:19; fast_pattern;
    http.header_names;
    content:"|0d 0a|Host|0d 0a|Connection|0d 0a 0d 0a|";
    content:!"User-Agent";
    content:!"Referer";
    reference:md5,2b35c299c96d17a1d4b09092b09bf692;
    reference:url,www.welivesecurity.com/2020/03/12/tracking-turla-new-backdoor-armenian-watering-holes/;
    reference:url,twitter.com/DrunkBinary/status/1267453886912176130;
    classtype:command-and-control;
    sid:2030236; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2020_06_01, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_06_01;
)

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