Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to XWorm Payload Delivery Domain"; dns.query; bsize:28; content:"hotdecjanniygga.blogspot.com"; nocase; reference:md5,c1961e2c5b2e2dc6c431723ec26ce5ba; classtype:trojan-activity; sid:2066474; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_12_26, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_12_26;)