Rule History

SID: 2013510 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 3 • Aug 31, 2011, 12:00 PM

Message:

ET MALWARE W32/Lalus Trojan Downloader User Agent (Message Center)

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE W32/Lalus Trojan Downloader User Agent (Message Center)"; flow:established,to_server; http.header; content:"User-Agent|3A 20|Message Center|0D 0A|"; classtype:trojan-activity; sid:2013510; rev:3; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2011_08_31, deployment Perimeter, confidence High, signature_severity Major, tag Trojan_Downloader, updated_at 2020_04_20;)

Created:

Aug 31, 2011, 12:00 PM

Updated:

Apr 20, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-malware.rules