Rule History

SID: 2020950 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 3 • Apr 21, 2015, 12:00 PM

Message:

ET EXPLOIT_KIT Sundown EK Landing Apr 20 2015

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT Sundown EK Landing Apr 20 2015"; flow:established,from_server; file_data; content:"|27 3b|d=unescape(m)|3b|document.write(d|29 3b|</script>"; content:".swf"; nocase; content:".swf"; nocase; content:"vbscript"; nocase; content:"System.Net.WebClient"; nocase; content:".exe"; nocase; classtype:exploit-kit; sid:2020950; rev:3; metadata:created_at 2015_04_21, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)

Created:

Apr 21, 2015, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Oct 17, 2025, 8:36 PM

Filename:

rules/emerging-exploit_kit.rules