ET ADWARE_PUP Win32/InstallCore Initial Install Activity 1

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/?v="; depth:4;
content:"&subver="; fast_pattern; distance:0;
content:"&pcrc="; distance:0;
pcre:"/^\/\?v=[\d\.]{3,4}&subver=[\d\.]{4,5}&pcrc=\d+$/";
http.header_names;
content:!"Accept-";
content:!"Referer";
Raw source ET ADWARE_PUP Win32/InstallCore Initial Install Activity 1 · 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 -> $EXTERNAL_NET any (
    msg:"ET ADWARE_PUP Win32/InstallCore Initial Install Activity 1";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/?v="; depth:4;
    content:"&subver="; fast_pattern; distance:0;
    content:"&pcrc="; distance:0;
    pcre:"/^\/\?v=[\d\.]{3,4}&subver=[\d\.]{4,5}&pcrc=\d+$/";
    http.header_names;
    content:!"Accept-";
    content:!"Referer";
    reference:md5,0a6a0baf77b80706cab665754ecadac9;
    classtype:pup-activity;
    sid:2022807; rev:4;
    metadata:created_at 2016_05_16, signature_severity Minor, updated_at 2020_08_31;
)

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.