alert tcp $EXTERNAL_NET any -> $HOME_NET 3389 (msg:"ET POLICY MS Remote Desktop Administrator Login Request"; flow:established,to_server; content:"|03 00 00|"; depth:3; content:"|e0 00 00 00 00 00|"; distance:2; within:6; content:"Cookie|3a| mstshash=admin"; distance:0; nocase; reference:cve,CAN-2001-0540; classtype:protocol-command-decode; sid:2012709; rev:5; metadata:created_at 2011_04_22, confidence Medium, signature_severity Unknown, updated_at 2019_07_26;)