Redfang v2.5 is an enhanced version of the original application that finds non-discoverable Bluetooth devices by brute-forcing the last six bytes of the device’s Bluetooth address and doing a read_remote_name().
You can download it from the following link: https://packetstormsecurity.com/files/download/31864/redfang.2.5.tar.gz
Source: https://packetstormsecurity.com/files/31864/redfang.2.5.tar.gz.html

