alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to UNK_DropPitch Domain"; dns.query; dotprefix; content:".twmoc.info"; nocase; endswith; classtype:trojan-activity; sid:2063460; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_06_27, deployment Perimeter, confidence High, signature_severity Major, tag UNK_DropPitch, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_07_14, former_sid 2863153;)