usb-keystrokes.md

USB Keystrokes

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If you have a pcap containing the communication via USB of a keyboard like the following one:

You can use the tool ctf-usb-keyboard-parser to get what was written in the communication:

tshark -r ./usb.pcap -Y 'usb.capdata && usb.data_len == 8' -T fields -e usb.capdata | sed 's/../:&/g2' > keystrokes.txt
python3 usbkeyboard.py ./keystrokes.txt

You can read more information and find some scripts about how to analyse this in:

• https://medium.com/@ali.bawazeeer/kaizen-ctf-2018-reverse-engineer-usb-keystrok-from-pcap-file-2412351679f4
• https://github.com/tanc7/HacktheBox_Deadly_Arthropod_Writeup

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• Check the subscription plans!
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