alert dns $HOME_NET any -> any any (msg:"ET EXPLOIT_KIT VexTrio Domain in DNS Lookup (webdatatrace .com)"; dns.query; bsize:16; content:"webdatatrace.com"; nocase; reference:url,blogs.infoblox.com/cyber-threat-intelligence/cybercrime-central-vextrio-operates-massive-criminal-affiliate-program/; reference:url,github.com/infobloxopen/threat-intelligence/blob/main/cta_indicators/vextrio_cta_20240123_iocs.csv; classtype:exploit-kit; sid:2050367; rev:2; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2024_01_23, deployment Perimeter, deprecation_reason Age, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag VexTrio, tag compromised_website, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_26, reviewed_at 2024_03_26;)