challenge from [[Google Begginers quest]] Topics covered: [[usb]], [[rev]]

![[Pasted image 20260628145702.png]]

app is a arm firmware file ![[Pasted image 20260628145732.png]] the directory gives us a simulator for the app ![[Pasted image 20260628145815.png]]

we can connect to the remote instance using

sudo modprobe vhci_hcd; sudo usbip --tcp-port 1337 attach -r usb-pico.2025-bq.ctfcompetition.com -b 1-1

![[Pasted image 20260628145929.png]]

understanding the output of lsusb

We can refer to [[USB]] to understand this better