SDHelper.dll
Spybot - Search & Destroy by Safer Networking Ltd. (Signed)
Overview
sdhelper.dll has 3 known versions, the most recent one is 2.0.12.88. It is installed as an Internet Explorer extension  as a Browser Helper Object, often without any obvious user interface, and will start when IE loads. The average file size is about 3.12 MB. It is an authenticode code-signed executable issued to Safer Networking Ltd. by the certification authority VeriSign. Numerous variations of sdhelper.dll have been installed with both Spybot - Search & Destroy and Spybot - Search & Destroy 2. 
What is sdhelper.dll?
Blocks URLs that could install spyware, malware etc. for Spybot Search & Destroy (S&D) is a spyware and adware removal computer program that scans the computer hard disk and/or RAM for malicious software. In addition to spyware and adware detection and disinfection, Spybot-S&D can repair the registry, winsock LSPs, ActiveX objects, browser hijackers and BHOs, PUPS, computer cookies, trackerware, heavy duty, homepage hijackers, and other kinds of malware.
About sdhelper.dll (from Safer Networking Ltd.)
“Spybot-S&D is free for private use. Even if you don’t see the symptoms, your computer may be infected. The creators of spyware are constantly developing new ways of invading your privacy. Team Spybot ”
|  Details
 | 
| File name: | sdhelper.dll | 
| Publisher: | Safer-Networking Ltd. | 
| Product name: | Spybot - Search & Destroy | 
| Description: | Blocks URLs that could install spyware, malware etc. | 
| Typical file path: | C:\Program Files\spybot - search & destroy 2\sdhelper.dll | 
| Certificate | 
| Issued to: | Safer Networking Ltd. | 
| Authority (CA): | VeriSign | 
| Effective date: | Tuesday, March 20, 2012 | 
| Expiration date: | Tuesday, April 7, 2015 | 
 Programs installed in
Programs installed in
(Note, the programs listed below are for all versions of Spybot - Search & Destroy.)
Spybot Search & Destroy (S&D) is a spyware and adware removal computer program compatible with Microsoft Windows. It scans the computer hard disk and/or RAM for malicious software. In addition to spyw...
 
Spybot Search & Destroy (S&D) is a spyware and adware removal computer program compatible with Microsoft Windows. It scans the computer hard disk and/or RAM for malicious software. In addition to spyw...
 
 Behaviors
Behaviors
(Note, the behaviors below are for all versions of sdhelper.dll, select a unique version for details.)
Internet Explorer Browser Helper Object
Located in the registry at 'SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects'
- BHO CLSID: {53707962-6F74-2D53-2644-206D7942484F}
Internet Explorer extensions
- CLSID: {DFB852A3-47F8-48C4-A200-58CAB36FD2A2}
 All file variations of sdhelper.dll
All file variations of sdhelper.dll
 Distribution by Windows OS
Distribution by Windows OS
| OS version | distribution | 
| Windows 7 Home Premium | 50.00% |  | 
| Microsoft Windows XP | 17.86% |  | 
| Windows 7 Ultimate | 7.14% |  | 
| Windows 7 Professional | 7.14% |  | 
| Windows Vista Home Basic | 3.57% |  | 
| Windows 8 | 3.57% |  | 
| Windows Vista Home Premium | 3.57% |  | 
| Windows 8 Pro with Media Center | 3.57% |  | 
| Windows 7 Home Basic | 3.57% |  | 
 Distribution by country
Distribution by country
United States installs about 71.43% of Spybot - Search & Destroy.
 Distribution by PC manufacturer
Distribution by PC manufacturer
| PC Manufacturer | distribution | 
| Dell | 32.00% |  | 
| Sony | 20.00% |  | 
| Hewlett-Packard | 20.00% |  | 
| American Megatrends | 8.00% |  | 
| Intel | 8.00% |  | 
| Toshiba | 4.00% |  | 
| Acer | 4.00% |  | 
| Samsung | 4.00% |  |