Rule History

SID: 2034584 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 1 • Dec 6, 2021, 12:00 PM

Message:

ET MALWARE TA505 P2P CnC Checkin

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE TA505 P2P CnC Checkin"; flow:established,to_server; http.uri; content:"/c/p1/dnsc.php?n="; fast_pattern; reference:url,research.nccgroup.com/2021/12/01/tracking-a-p2p-network-related-with-ta505/; classtype:command-and-control; sid:2034584; rev:1; metadata:created_at 2021_12_06, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_12_06;)

Created:

Dec 6, 2021, 12:00 PM

Updated:

Dec 6, 2021, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 8, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules