Rule History

SID: 2018426 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 3 • Apr 28, 2014, 12:00 PM

Message:

ET MALWARE Netwire RAT Check-in (set)

Rule:

alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Netwire RAT Check-in (set)"; flow:established,to_server; stream_size:server,<,5; dsize:69; content:"|41 00 00 00 03|"; depth:5; flowbits:set,ET.NetwireRAT.Client; flowbits:noalert; reference:url,www.circl.lu/pub/tr-23/; reference:url,unit42.paloaltonetworks.com/new-release-decrypting-netwire-c2-traffic/; classtype:trojan-activity; sid:2018426; rev:3; metadata:attack_target Client_Endpoint, created_at 2014_04_28, deployment Perimeter, signature_severity Major, updated_at 2022_08_09, reviewed_at 2024_03_06;)

Created:

Apr 28, 2014, 12:00 PM

Updated:

Aug 9, 2022, 12:00 PM

DB Created:

Apr 28, 2014, 12:00 PM

DB Updated:

Sep 10, 2024, 1:01 PM

Filename:

rules/emerging-malware.rules