Rule History

SID: 2010695 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 2 • Jul 30, 2010, 12:00 PM

Message:

ET MALWARE Aurora Backdoor (C&C) client connection to CnC

Rule:

alert tcp $HOME_NET any -> $EXTERNAL_NET 443 (msg:"ET MALWARE Aurora Backdoor (C&C) client connection to CnC"; flow:established,to_server; content:"|ff ff ff ff ff ff 00 00 fe ff ff ff ff ff ff ff ff ff 88 ff|"; depth:20; flowbits:set,ET.aurora.init; reference:url,www.trustedsource.org/blog/373/An-Insight-into-the-Aurora-Communication-Protocol; classtype:command-and-control; sid:2010695; rev:2; metadata:created_at 2010_07_30, confidence High, 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:

Oct 10, 2025, 8:34 PM

Filename:

rules/emerging-malware.rules