| 19.35% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 7249337 |
| 14.04% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 3.0.0.0 | 4543982 |
| 11.2% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 7466814 |
| 7.97% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.6.1 | 5068558 |
| 7.59% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 4597666 |
| 3.42% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 3.0.0.0 | 6243652 |
| 3.23% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 3.0.2.1 | 23272724 |
| 3.04% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.4.0 | 4469042 |
| 2.47% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 3.0.2.1 | 22080531 |
| 2.09% | %PROGRAMFILES% \ ArcSoft \ Media Card Companion \ ustor.dll | USB storage device DLL | | 1.0.1.1 | 3490505 |
| 2.09% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 4489918 |
| 1.9% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 3.0.0.1 | 4927859 |
| 1.9% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 6553756 |
| 1.9% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 4699437 |
| 1.33% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 3.0.0.1 | 23790281 |
| 1.14% | %PROGRAMFILES% \ BackupManager \ ustor.dll | USB storage device DLL | | 2.3.6.1 | 7131924 |
| 1.14% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 3.0.0.0 | 4886883 |
| 1.14% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.6.1 | 7425352 |
| 1.14% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.4.0 | 7289240 |
| 0.95% | %PROGRAMFILES% \ SanDisk \ SanDisk TransferMate \ ustor.dll | USB storage device DLL | | 2.2.8.0 | 2421890 |
| 0.95% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 9060177 |
| 0.95% | %PROGRAMFILES% \ SanDisk \ SanDisk TransferMate \ ustor.dll | USB storage device DLL | | 2.2.8.0 | 2981934 |
| 0.95% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 2.3.6.1 | 10581408 |
| 0.76% | %PROGRAMFILES% \ ArcSoft \ Media Card Companion \ ustor.dll | USB storage device DLL | | 1.1.0.0 | 11471454 |
| 0.76% | %PROGRAMFILES% \ Hama \ Hama Digital Software Suite \ Media Card Companion \ ustor.dll | USB storage device DLL | | 1.1.0.0 | 3392738 |
| 0.57% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 18450472 |
| 0.57% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.6.1 | 6403078 |
| 0.57% | %PROGRAMFILES% \ ArcSoft \ Media Card Companion \ ustor.dll | USB storage device DLL | | 1.1.0.0 | 20198381 |
| 0.57% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 3.0.0.0 | 4554226 |
| 0.57% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 3.0.0.0 | 6208532 |
| 0.57% | %PROGRAMFILES% \ Hama \ Hama Digital Software Suite \ Media Card Companion \ ustor.dll | USB storage device DLL | | 1.1.0.0 | 11451614 |
| 0.38% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 2.3.4.0 | 22117892 |
| 0.38% | %PROGRAMFILES% \ BackupManager \ ustor.dll | USB storage device DLL | | 3.0.0.0 | 17557631 |
| 0.38% | %PROGRAMFILES% \ SanDisk ImageMate \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 22430474 |
| 0.38% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 14429748 |
| 0.38% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.4.0 | 18039788 |
| 0.19% | %PROGRAMFILES% \ BackupManager \ ustor.dll | USB storage device DLL | | 2.3.6.1 | 23480738 |
| 0.19% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 2.3.6.1 | 28282631 |
| 0.19% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.3.4.0 | 5609261 |
| 0.19% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.2.7.0 | 4666493 |
| 0.19% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 3.0.0.1 | 30993981 |
| 0.19% | %WINDIR% \ SysWOW64 \ ustor.dll | USB storage device DLL | | 2.3.7.0 | 23955140 |
| 0.19% | %SYSDIR% \ ustor.dll | USB storage device DLL | | 2.2.8.0 | 14593050 |