ET MALWARE W32/Asprox.FakeAV Affiliate Download Location Response - Likely Pay-Per-Install For W32/Papras.Spy or W32/ZeroAccess

Query · suricata

flowbits:isset,ET.asproxfakeav;
flow:established,to_client;
file_data;
content:"http|3A|//"; within:50;
content:".exe?ts="; fast_pattern; distance:0;
content:"&affid="; distance:0;

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET MALWARE W32/Asprox.FakeAV Affiliate Download Location Response - Likely Pay-Per-Install For W32/Papras.Spy or W32/ZeroAccess · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE W32/Asprox.FakeAV Affiliate Download Location Response - Likely Pay-Per-Install For W32/Papras.Spy or W32/ZeroAccess";
    flowbits:isset,ET.asproxfakeav;
    flow:established,to_client;
    file_data;
    content:"http|3A|//"; within:50;
    content:".exe?ts="; fast_pattern; distance:0;
    content:"&affid="; distance:0;
    reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf;
    classtype:trojan-activity;
    sid:2016531; rev:3;
    metadata:created_at 2013_03_05, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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