An operator with a VDI session and read access to selected files can stage an encrypted archive and transfer it to a reachable endpoint. T1048 applies only when the transfer path differs from the system's primary C2 channel; use T1041 when the existing C2 channel carries the data, and T1567 only when the procedure uses an existing legitimate external web service.
Variant:
Launch Edge to File Upload URL
powershell
RESTRICTED_ACCESS_BLUR_MARKER
RESTRICTED_ACCESS_BLUR_MARKER
RESTRICTED_ACCESS_BLUR_MARKER
RESTRICTED_ACCESS_BLUR_MARKER