Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Magecart/Skimmer Domain in DNS Lookup (yzxi .net)"; dns.query; content:"yzxi.net"; nocase; bsize:8; reference:url,blog.malwarebytes.com/threat-analysis/2020/06/web-skimmer-hides-within-exif-metadata-exfiltrates-credit-cards-via-image-files/; classtype:trojan-activity; sid:2030482; rev:2; metadata:attack_target Client_Endpoint, created_at 2020_07_07, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_17;)