Rule History

alert tcp $HOME_NET any -> $EXTERNAL_NET 1024: (msg:"ET MALWARE Backdoor.Win32.Riern.K Checkin Off Port"; flow:established,from_client; content:"|01|new_host_"; depth:10; fast_pattern; content:"|ff ff ff ff ff 00 00 00 00 00 00 00 00|"; distance:0; classtype:command-and-control; sid:2014358; rev:2; metadata:created_at 2012_03_09, confidence High, signature_severity Major, updated_at 2019_07_26;)