1. I have downloaded KNOPPIX_V7.0.5CD-2012-12-21-EN and do not see "search for files" under accessories. It only shows: File Manager PCManFM, Image Viewer, Leafpad, LXTerminal, Root Terminal, Screenshot, Xarchiver and Xournal
2. I have found C:/WINDOWS/ERDNT/AutoBackup It dates back to 29/05/2013