Ultra Excel 97 Password Cracker Description:

This program may help you to
recover passwords for MSExcel 97 documents.
Program supports three types of attack: brute-force (you can define minimum
and maximum password length and characters used in password), dictionary
based (you can define how to modify words from dictionary file) and mix of
brute-force and dictionary based called template attack (if you're know
something about password you can really recover it).