Versions (4)
Version DetailsCurrent
Rev: 1 • Feb 9, 2024, 12:00 PMET PHISHING DNS Query to TA455 Domain (1stemployer .com)
alert dns $HOME_NET any -> any any (msg:"ET PHISHING DNS Query to TA455 Domain (1stemployer .com)"; dns.query; dotprefix; content:".1stemployer.com"; nocase; endswith; classtype:social-engineering; sid:2051163; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_02_09, deployment Perimeter, confidence High, signature_severity Major, tag TA455, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_29, former_sid 2856337;)
Feb 9, 2024, 12:00 PM
Feb 29, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 13, 2025, 9:35 PM
rules/emerging-phishing.rules