Rule History

SID: 2039430 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 2 • Oct 17, 2022, 12:00 PM

Message:

ET PHISHING Observed DNS Query to Phishing Domain (ficosha .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET PHISHING Observed DNS Query to Phishing Domain (ficosha .com)"; dns.query; content:"ficosha.com"; nocase; bsize:11; classtype:social-engineering; sid:2039430; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_10_17, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_11_17, reviewed_at 2023_11_17;)

Created:

Oct 17, 2022, 12:00 PM

Updated:

Nov 17, 2023, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Aug 28, 2025, 9:34 PM

Filename:

rules/emerging-phishing.rules