--- Name: vsls-agent.exe Description: Agent for Visual Studio Live Share (Code Collaboration) Author: Jimmy (@bohops) Created: 2022-11-01 Commands: - Command: vsls-agent.exe --agentExtensionPath c:\path\to\payload.dll Description: Load a library payload using the --agentExtensionPath parameter (32-bit) Usecase: Execute proxied payload with Microsoft signed binary Category: Execute Privileges: User MitreID: T1218 OperatingSystem: Windows 10 21H2 (likely previous and newer versions with modern versions of Visual Studio installed) Full_Path: - Path: c:\Program Files (x86)\Microsoft Visual Studio\2019\Professional\Common7\IDE\Extensions\Microsoft\LiveShare\Agent\vsls-agent.exe Detection: - Sigma: https://github.com/SigmaHQ/sigma/blob/master/rules/windows/process_creation/proc_creation_win_susp_vslsagent_agentextensionpath_load.yml Resources: - Link: https://twitter.com/bohops/status/1583916360404729857 Acknowledgement: - Person: Jimmy Handle: '@bohops'