Rule History

alert tcp $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Bladabindi/njrat CnC Command (Keylogger)"; flow:from_server,established; content:"kl|7c 27 7c 27 7c|"; depth:7; reference:url,threatgeek.com/2013/07/njrat-detection-rules-using-yara-.html; classtype:command-and-control; sid:2017430; rev:7; metadata:created_at 2013_09_05, confidence Medium, signature_severity Major, updated_at 2019_07_26;)