Dark D0rk3r is a python script that performs dork searching and searches for SQL injection errors.
You can download it from the following link: https://packetstormsecurity.com/files/download/108868/darkd0rk3r-0.1.py.txt
Source: https://packetstormsecurity.com/files/108868/Dark-D0rk3r-0.1.html