Should I block it?
No, this file is 100% safe to run.
Additional versions
Relationships
shellext.dll
Microsoft Security Essentials Shell Extension by Microsoft Corporation (Signed)
| Version: | 2.0.0657.0 |
| MD5: | 647fc72551bef58d0acbf465363c8751 |
| SHA1: | 948224d42e7f4529031ab6a9cb920eaead40af25 |
| SHA256: | e3781fc68d435900e8d9712e6506db81d68ff05508f6782fc58ad5e164d734ae |
Overview
shellext.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 Microsoft Security Essentials published by Microsoft Corporation, Microsoft Security Essentials from Microsoft Corporation and Microsoft Security Essentials by Microsoft Corporation. The file is digitally signed by Microsoft Corporation.
Details
| File name: | shellext.dll |
| Publisher: | Microsoft Corporation |
| Product name: | Microsoft Security Essentials Shell Extension |
| Typical file path: | C:\Program Files\microsoft security essentials\shellext.dll |
| Original name: | ShellExt.exe.mui |
| File version: | 2.0.0657.0 |
| Size: | 293.57 KB (300,616 bytes) |
| Certificate |
| Issued to: | Microsoft Corporation |
| Authority (CA): | Microsoft Corporation |
| Effective date: | Monday, July 13, 2009 |
| Expiration date: | Wednesday, October 13, 2010 |
| Digital DNA |
| Entropy: | 5.534282 |
| File packed: | No |
| .NET CLR: | No |
More details
Programs
The following programs will install this file
Microsoft Security Essentials is an antivirus software product that provides protection against different types of malware such as computer viruses, spyware, rootkits and Trojan horses. It runs on Windows XP, Windows Vista and Windows 7, but not on Windows 8, which has a built-in AV component. Built upon the same virus definitions and scanning engine as other Microsoft antivirus products, MSE provides real-time protection, constantly mo...
Behaviors
Context menu handlers
Located in '*\shellex\ContextMenuHandlers'
Approved shell extensions
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved'
- 'EPP' with CLSID {09A47860-11B0-4DA5-AFA5-26D86198A780}
Distribution by Windows OS
| OS version | distribution |
| Windows 7 Home Premium |
57.00% |
|
| Windows 7 Ultimate |
17.00% |
|
| Windows 7 Professional |
10.50% |
|
| Microsoft Windows XP |
9.50% |
|
| Windows Vista Home Premium |
5.00% |
|
| Windows Vista Ultimate |
1.00% |
|
Distribution by country
United States installs about 52.50% of Microsoft Security Essentials Shell Extension.
Distribution by PC manufacturer
| PC Manufacturer | distribution |
| Dell |
29.12% |
|
| Hewlett-Packard |
14.94% |
|
| ASUS |
13.03% |
|
| Acer |
10.34% |
|
| Toshiba |
6.13% |
|
| Sony |
6.13% |
|
| Intel |
4.60% |
|
| Lenovo |
3.83% |
|
| Compaq |
3.07% |
|
| GIGABYTE |
1.92% |
|
| Gateway |
1.53% |
|
| MSI |
1.53% |
|
| NEC |
1.53% |
|
| Samsung |
0.77% |
|
| Sahara |
0.77% |
|
| American Megatrends |
0.77% |
|
