ET WEB_SERVER Insomnia Shell Outbound CMD Banner

Query · suricata

flow:to_server,established;
content:"Shell enroute......."; depth:20;
content:"Microsoft Windows ";
content:"Copyright |28|c|29| 20"; distance:0;
content:"Microsoft Corp"; distance:0;
Raw source ET WEB_SERVER Insomnia Shell Outbound CMD Banner · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET !21:23 -> $EXTERNAL_NET any (
    msg:"ET WEB_SERVER Insomnia Shell Outbound CMD Banner";
    flow:to_server,established;
    content:"Shell enroute......."; depth:20;
    content:"Microsoft Windows ";
    content:"Copyright |28|c|29| 20"; distance:0;
    content:"Microsoft Corp"; distance:0;
    reference:url,www.insomniasec.com/releases;
    classtype:trojan-activity;
    sid:2019900; rev:1;
    metadata:created_at 2014_12_09, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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.