Rule History

alert dns $HOME_NET any -> any any (msg:"ET MALWARE PlugX or EvilGrab DNS Lookup (websecexp.com)"; dns.query; content:"websecexp.com"; depth:13; nocase; endswith; fast_pattern; reference:url,asert.arbornetworks.com/defending-the-white-elephant/; classtype:trojan-activity; sid:2021960; rev:5; metadata:created_at 2015_10_16, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_17;)