Rule History

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Carberp CnC Reply no tasks"; flow:established,from_server; content:"|0d 0a 0d 0a|no tasks"; classtype:command-and-control; sid:2011851; rev:7; metadata:created_at 2010_10_26, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)