Rule History

SID: 2021788 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 5 • Sep 17, 2015, 12:00 PM

Message:

ET MALWARE Iron Tiger DNSTunnel DNS Lookup (xssok.blogspot.com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Iron Tiger DNSTunnel DNS Lookup (xssok.blogspot.com)"; dns.query; content:"xssok.blogspot.com"; depth:18; nocase; endswith; fast_pattern; reference:md5,2c65085e7c71fa2c02c9b65e9b747e5b; reference:url,trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-operation-iron-tiger.pdf; classtype:trojan-activity; sid:2021788; rev:5; metadata:created_at 2015_09_17, confidence Medium, signature_severity Major, updated_at 2020_09_17;)

Created:

Sep 17, 2015, 12:00 PM

Updated:

Sep 17, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-malware.rules