ET MALWARE Win32/Kryptik.BSYO Checkin 2

Query · suricata

flow:to_server,established;
http.uri;
content:"/cmd?version="; fast_pattern;
content:"&aid=";
content:"&id=";
content:"&os=";
pcre:"/&id=[a-f0-9]{8}(-[a-f0-9]{4}){4}[a-f0-9]{8}&os=/";
Raw source ET MALWARE Win32/Kryptik.BSYO Checkin 2 · 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 Win32/Kryptik.BSYO Checkin 2";
    flow:to_server,established;
    http.uri;
    content:"/cmd?version="; fast_pattern;
    content:"&aid=";
    content:"&id=";
    content:"&os=";
    pcre:"/&id=[a-f0-9]{8}(-[a-f0-9]{4}){4}[a-f0-9]{8}&os=/";
    reference:md5,494d0fb7efaabaf9c69edbc58360671f;
    reference:md5,1fd3e714669ac8a3bc4af33a3e6cf21f;
    reference:url,www.virusradar.com/en/Win32_Kryptik.BSYO/description;
    classtype:command-and-control;
    sid:2018198; rev:6;
    metadata:created_at 2014_01_22, malware_family Win32_Kryptik_BSYO, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_22;
)

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.