Rule History

SID: 2008273 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 4 • Jul 30, 2010, 12:00 PM

Message:

ET MALWARE Bifrose Connect to Controller

Rule:

alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Bifrose Connect to Controller"; flow:established,to_server; dsize:<20; content:"|09 00 00 9a|"; depth:4; content:"|cc|"; distance:3; within:4; content:"|74|"; distance:3; within:4; classtype:trojan-activity; sid:2008273; rev:4; metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)

Created:

Jul 30, 2010, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Jan 12, 2026, 10:34 PM

Filename:

rules/emerging-malware.rules