The rundll.dll file has been reported by many users as a malicious program disguised as a legitimate DLL (Dynamic Link Library) module. The same users claimed the rundll.dll file can create keys and entries that could be injected into the Windows System Registry upon the placement and activation of the rundll.dll file in the system. When these registry keys and entries have been successfully entered into the Windows System Registry, the rundll.dll file can then automatically initialize during system startup, according to these user reports. Some users stated that the rundll.dll file, while actively running as a background process during system runtime without user consent, can exploit vulnerable TCP/IP network ports of the infected system, in order to initiate contact with the Web servers of its authors. The same users reported that, upon the exploitation of these vulnerable system TCP/IP network ports, the rundll.dll can then upload collected private information and Internet browsing data from the infected system and its default Web browser to these predesignated Web servers.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. rundll.dll. is used by Malware/Trojan/Spyware, If you shut down rundll.dll, it will likely start again at a later time either after you restart your computer or after an application start. To stop rundll.dll, permanently you need to uninstall the application that runs this process which in this case is Malware/Trojan/Spyware, from your system.

After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.

The ReviverSoft experts have not yet reviewed rundll.dll

A process usually a part of an installed application such as Malware/Trojan/Spyware, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.

We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.

The first thing you should do if rundll.dll. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that rundll.dll, belongs to, in this case Malware/Trojan/Spyware