Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET HUNTING Suspicious Possible Zip DL containing single VBS script"; flow:established,from_server; file_data; content:"|50 4b 01 02|"; content:".vbs"; nocase; distance:0; pcre:"/^(?:(?!PK).)*?\x50\x4b\x05\x06\x00\x00\x00\x00\x01\x00\x01\x00/Rs"; classtype:bad-unknown; sid:2024769; rev:2; metadata:created_at 2017_09_26, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)