Should I block it?
No, this file is 100% safe to run.
Additional versions
Relationships
DefragglerShell.dll
DefragglerShell by Piriform Ltd (Signed)
| Version: | 2.16.0.809 |
| MD5: | 4bf95fc076adf5ecd3672f3787d621b0 |
| SHA1: | 8182ffcebfd3f5fa82a6fc2e911aec38c7704139 |
About DefragglerShell.dll (from Piriform Ltd)
“Defraggler allow you to perform defragmentation of files on your hard disk. Defragmentation of your hard drive can significantly improve the performance of your computer. With this tool you can defrag”
Overview
defragglershell.dll is loaded as dynamic link library that runs in the context of a process. It is installed with a couple of know programs including Defraggler published by Piriform, Defraggler from Piriform and Defraggler by Piriform. The file is digitally signed by Piriform Ltd which was issued by the VeriSign certificate authority (CA).
Details
| File name: | defragglershell.dll |
| Publisher: | Piriform Ltd |
| Product name: | DefragglerShell |
| Typical file path: | C:\Program Files\defraggler\defragglershell.dll |
| File version: | 2.16.0.809 |
| Size: | 160.77 KB (164,632 bytes) |
| Build date: | 10/14/2013 7:52 AM |
| Certificate |
| Issued to: | Piriform Ltd |
| Authority (CA): | VeriSign |
| Effective date: | Tuesday, June 7, 2011 |
| Digital DNA |
| File packed: | No |
| .NET CLR: | No |
More details
Programs
The following programs will install this file
Defraggler is a defragmentation utility which allows users to defragment individual files on their computer system. Defraggler can defragment individual files, groups of files (in a folder) or an entire disk partition, either by the user's command or automatically on a schedule. It supports FAT32, NTFS, and exFAT.
CCleaner developed by Piriform, is a utility program used to clean potentially unwanted files and invalid Windows Registry entries from a computer. CCleaner supports the cleaning of temporary or potentially unwanted files left by certain programs along with browsing history, cookies, recycle bin, memory dumps, file fragments, log files, system caches, application data, autocomplete form history, and various other data. The program also ...
Behaviors
Context menu handlers
Located in '*\shellex\ContextMenuHandlers'
- Name: 'DefragglerShellExtension'
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
- 'DefragglerShellExtension' with CLSID {4380C993-0C43-4E02-9A7A-0D40B6EA7590}
Distribution by Windows OS
| OS version | distribution |
| Microsoft Windows XP |
50.00% |
|
| Windows Vista Home Basic |
13.04% |
|
| Windows Vista Home Premium |
13.04% |
|
| Windows 7 Home Premium |
6.52% |
|
| Windows 7 Professional |
4.35% |
|
| Windows Vista Ultimate |
4.35% |
|
| Windows Vista Business |
4.35% |
|
| Windows 8 Pro |
2.17% |
|
| Windows 7 Ultimate |
2.17% |
|
Distribution by country
United States installs about 66.67% of DefragglerShell.
Distribution by PC manufacturer
| PC Manufacturer | distribution |
| Dell |
30.77% |
|
| Hewlett-Packard |
23.08% |
|
| Toshiba |
20.51% |
|
| Acer |
7.69% |
|
| Sahara |
5.13% |
|
| Gateway |
5.13% |
|
| Intel |
5.13% |
|
| American Megatrends |
2.56% |
|
