Rule History

SID: 2021787 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 4 • Sep 16, 2015, 12:00 PM

Message:

ET EXPLOIT_KIT Unknown Malicious Second Stage Download URI Struct Sept 15 2015

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Unknown Malicious Second Stage Download URI Struct Sept 15 2015"; flow:established,to_server; urilen:>46; http.uri; content:".php?id="; fast_pattern; content:"&rnd="; pcre:"/\.php\?id=[0-9A-F]{32,}&rnd=\d+$/"; http.header_names; content:!"|0d 0a|Referer|0d 0a|"; classtype:exploit-kit; sid:2021787; rev:4; metadata:created_at 2015_09_16, confidence Medium, signature_severity Major, updated_at 2024_03_03;)

Created:

Sep 16, 2015, 12:00 PM

Updated:

Mar 3, 2024, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-exploit_kit.rules