alert dns $HOME_NET any -> any any (msg:"ET MALWARE Possible Winnti-related DNS Lookup"; dns.query; content:"alienlol.com"; depth:12; nocase; endswith; fast_pattern; reference:url,401trg.pw/an-update-on-winnti/; classtype:trojan-activity; sid:2024867; rev:5; metadata:created_at 2017_10_18, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_17;)