bruteforce_excel is a Win32 console application for retrieving lost passwords to Microsoft Excel documents. It uses the COM automation of the installed Microsoft Excel for brute-force approach and mutithreading.
Attempts per seconds : 17.5 (under Intel(R) Core(TM) i5 750)
bruteforce_excel.exe sample.xlsx < dictionary.txt
bruteforce_excel is licensed under the MIT licence.