Rule History

SID: 2015647 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 5 • Aug 17, 2012, 12:00 PM

Message:

ET EXPLOIT_KIT Unknown Exploit Kit seen with O1/O2.class /search

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Unknown Exploit Kit seen with O1/O2.class /search"; flow:established,to_server; http.uri; content:"/L"; startswith; pcre:"/^\/L[a-zA-Z0-9]+\/[a-zA-Z0-9\x5f]+\?[a-z]+=[A-Za-z0-9\x2e]{10,}$/m"; http.header; content:"/form|0d 0a|"; fast_pattern; classtype:exploit-kit; sid:2015647; rev:5; metadata:created_at 2012_08_17, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_19;)

Created:

Aug 17, 2012, 12:00 PM

Updated:

Feb 19, 2024, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 30, 2025, 9:36 PM

Filename:

rules/emerging-exploit_kit.rules