In the Program Files/wireshark/extcap folder you need to have the USBcap program added. (Windows 7 Ultimate SVC Pack1)
You can find the program in the Program Files/USBPcap/ folder.
Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation. All rights reserved.
C:\Users\Gustavo>cd C:\Program Files\Wireshark\extcap
C:\Program Files\Wireshark\extcap>dir
Volume in drive C has no label.
Volume Serial Number is F6CF-862A
Directory of C:\Program Files\Wireshark\extcap
18/11/2024 09:44 <DIR> .
18/11/2024 09:44 <DIR> ..
20/05/2024 18:01 330.992 sshdump.exe
20/05/2024 18:01 326.896 Udpdump.exe
22/05/2020 06:00 51.328 USBPcapCMD.exe
3 File(s) 709.216 bytes
2 Dir(s) 200.515.911.680 bytes free
C:\Program Files\Wireshark\extcap>
Asked: 2020-01-17 05:31:40 +0000
Seen: 535 times
Last updated: Nov 18
Have you installed USBPcap? What interfaces are displayed in Wireshark?
Do you mean "capturing raw USB traffic over the USB bus" or do you mean "capturing network traffic over a network interface that happens to be a USB device"?