Versions (5)
Version DetailsCurrent
Rev: 5 • Aug 29, 2011, 12:00 PMET SCAN Behavioral Unusually fast Terminal Server Traffic Potential Scan or Infection (Outbound)
alert tcp $HOME_NET any -> $EXTERNAL_NET 3389 (msg:"ET SCAN Behavioral Unusually fast Terminal Server Traffic Potential Scan or Infection (Outbound)"; flow:to_server; flags:S,12; threshold:type both, track by_src, count 20, seconds 360; reference:url,threatpost.com/en_us/blogs/new-worm-morto-using-rdp-infect-windows-pcs-082811; classtype:misc-activity; sid:2013479; rev:5; metadata:created_at 2011_08_29, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)
Aug 29, 2011, 12:00 PM
Jul 26, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
Oct 6, 2025, 4:34 PM
rules/emerging-scan.rules