Rule History

SID: 2018428 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 2 • Apr 28, 2014, 12:00 PM

Message:

ET HUNTING SUSPICIOUS Crystalize Filter in Uncompressed Flash

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HUNTING SUSPICIOUS Crystalize Filter in Uncompressed Flash"; flow:from_server,established; flowbits:isset,HTTP.UncompressedFlash; file_data; content:"Crystallize -filter"; content:"|41 41 41 41|"; distance:0; reference:url,www.securelist.com/en/blog/8212/New_Flash_Player_0_day_CVE_2014_0515_used_in_watering_hole_attacks; classtype:trojan-activity; sid:2018428; rev:2; metadata:created_at 2014_04_28, confidence Medium, signature_severity Major, updated_at 2019_07_26;)

Created:

Apr 28, 2014, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-hunting.rules