ET MALWARE Sinowal/sinonet/mebroot/Torpig infected host checkin

Query · suricata

flow:established,to_server;
http.uri;
content:"/search"; depth:7;
content:"?fr=altavista&itag="; within:30;
content:"&kls="; distance:0;
http.header_names;
content:!"User-Agent";
Raw source ET MALWARE Sinowal/sinonet/mebroot/Torpig infected host checkin · 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 Sinowal/sinonet/mebroot/Torpig infected host checkin";
    flow:established,to_server;
    http.uri;
    content:"/search"; depth:7;
    content:"?fr=altavista&itag="; within:30;
    content:"&kls="; distance:0;
    http.header_names;
    content:!"User-Agent";
    classtype:command-and-control;
    sid:2011365; rev:12;
    metadata:created_at 2010_09_28, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_18;
)

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