ET ADWARE_PUP Win32/Adware.Agent.NPP CnC Activity

Query · suricata

flow:established,to_server;
http.request_line; bsize:27;
content:"GET /show/push.txt HTTP/1.0"; fast_pattern;
http.user_agent; bsize:20;
content:"NSISDL/1.2 (Mozilla)";
Raw source ET ADWARE_PUP Win32/Adware.Agent.NPP CnC Activity · 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/Adware.Agent.NPP CnC Activity";
    flow:established,to_server;
    http.request_line; bsize:27;
    content:"GET /show/push.txt HTTP/1.0"; fast_pattern;
    http.user_agent; bsize:20;
    content:"NSISDL/1.2 (Mozilla)";
    reference:md5,0bec370f25d557e6dd64d2e9391f23f4;
    classtype:pup-activity;
    sid:2029350; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_02_04, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, updated_at 2020_02_04;
)

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