Rule History

SID: 2031209 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 1 • Nov 16, 2020, 12:00 PM

Message:

ET MALWARE ModPipe CnC Activity (Response)

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE ModPipe CnC Activity (Response)"; flow:established,to_client; http.stat_code; content:"405"; file.data; content:"|20 20 20 20 20 20 20 20 20 20 20 20 20 3c 21 2d 2d|"; fast_pattern; reference:url,www.welivesecurity.com/2020/11/12/hungry-data-modpipe-backdoor-hits-pos-software-hospitality-sector; classtype:command-and-control; sid:2031209; rev:1; metadata:created_at 2020_11_16, performance_impact Moderate, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_16;)

Created:

Nov 16, 2020, 12:00 PM

Updated:

Nov 16, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 15, 2025, 9:36 PM

Filename:

rules/emerging-malware.rules