Clean documents are collected from various open sources. All the copyright rights belong to the authors of each document and file. You must not use the documents for their content but only as samples of particular file types. Cleaning product testing often requires large numbers of sorted malicious and clean files to eliminate false positives and negatives. All files use the same password (scheme) Email me if you need the password. Cleaned documents are not always easy to find, but here are some that I have.”]
Source: http://contagiodump.blogspot.com/2013/03/16800-clean-and-11960-malicious-files.html