Rule History

SID: 2018991 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 4 • Aug 23, 2014, 12:00 PM

Message:

ET EXPLOIT_KIT Unknown Malvertising EK Silverlight URI Sruct Aug 22 2014

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Unknown Malvertising EK Silverlight URI Sruct Aug 22 2014"; flow:established,to_server; urilen:16; http.uri; content:"/nhqdxa/vpclcy.x"; fast_pattern; http.header_names; content:!"|0d 0a|Referer|0d 0a|"; reference:url,malware-traffic-analysis.net/2014/08/22/index2.html; reference:url,www.malwaresigs.com/2013/10/14/unknown-ek/; classtype:exploit-kit; sid:2018991; rev:4; metadata:created_at 2014_08_23, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_22;)

Created:

Aug 23, 2014, 12:00 PM

Updated:

Feb 22, 2024, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Oct 20, 2025, 3:34 PM

Filename:

rules/emerging-exploit_kit.rules