This is a small MySQL cracking tool capable of running login attempts from multiple threads in parallel. It is capable of 1024 concurrent connections.
You can download it from the following link: https://packetstormsecurity.com/files/download/108835/brute-mysql-2012-01-19.c
Source: https://packetstormsecurity.com/files/108835/MySQL-Brute-Force-Tool.html

