Rule History

SID: 2018264 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 8 • Mar 13, 2014, 12:00 PM

Message:

ET MALWARE Linux/Kimodin SSH backdoor activity

Rule:

alert tcp any any -> any $SSH_PORTS (msg:"ET MALWARE Linux/Kimodin SSH backdoor activity"; flow:established,to_server; content:"SSH-2.0-"; depth:8; isdataat:22,relative; pcre:"/^[0-9a-f]{22,46}/R"; reference:url,www.welivesecurity.com/wp-content/uploads/2014/03/operation_windigo.pdf; reference:url,github.com/eset/malware-ioc; classtype:trojan-activity; sid:2018264; rev:8; metadata:created_at 2014_03_13, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)

Created:

Mar 13, 2014, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Dec 15, 2025, 10:34 PM

Filename:

rules/emerging-malware.rules