LoFP LoFP / legitimate usage of teamviewer

Techniques

Sample rules

Remote Access Tool - Team Viewer Session Started On Windows Host

Description

Detects the command line executed when TeamViewer starts a session started by a remote host. Once a connection has been started, an investigator can verify the connection details by viewing the “incoming_connections.txt” log file in the TeamViewer folder.

Detection logic

condition: selection
selection:
  CommandLine|endswith: TeamViewer_Desktop.exe --IPCport 5939 --Module 1
  Image: TeamViewer_Desktop.exe
  ParentImage: TeamViewer_Service.exe

Remote Access Tool - Team Viewer Session Started On MacOS Host

Description

Detects the command line executed when TeamViewer starts a session started by a remote host. Once a connection has been started, an investigator can verify the connection details by viewing the “incoming_connections.txt” log file in the TeamViewer folder.

Detection logic

condition: selection
selection:
  CommandLine|endswith: /TeamViewer_Desktop --IPCport 5939 --Module 1
  Image|endswith: /TeamViewer_Desktop
  ParentImage|endswith: /TeamViewer_Service

Remote Access Tool - Team Viewer Session Started On Linux Host

Description

Detects the command line executed when TeamViewer starts a session started by a remote host. Once a connection has been started, an investigator can verify the connection details by viewing the “incoming_connections.txt” log file in the TeamViewer folder.

Detection logic

condition: selection
selection:
  CommandLine|endswith: /TeamViewer_Desktop --IPCport 5939 --Module 1
  Image|endswith: /TeamViewer_Desktop
  ParentImage|endswith: /TeamViewer_Service