1. taskmgr.exe It's a system process integrated by Microsoft In operating systems Windows, also known as Windows Task Manager (that's why taskmgr.exe will appear as active process Every time you open the Task Manager).

taskmgr.exe is proces vital For the correct functioning of your system, because from Task Manager you can Restore certain processes of the system (blocked or that does not work at normal parameters, slowing the system of reaction of the system); saddle Finish processes which remain "hanging" after closing some applications or illegitimate processes such as viruses, trojans or other types of malware. Also in Task Manager you can monitor how many resources each application consumes (RAM and CPU) or how many resources are consumed in total, what are the processes that have to run and what are the "intruded" processes, how many users are active (logged on the system) and which are the services used by the active applications.
Windows Task Manager […] provides detailed information about computer performance and running applications, processes and CPU usage, commit charge and memory information, network activity and statistics, logged-in users, and system services. (Wikipedia)
Malware programs with would be viruses, trojans, spyware etc., often borrow the names of legitimate system processes (or use names similar to them), trying to trick users and confuse them. This is the case with the Taskmgr.exe process, two of its illegitimate "clones" being described next to the following points.
2. taskmngr.exe It's a illegitimate process, malware, associated in most cases with a virus called Rbot Worm, "Available" www in several variants (RBOT.SI, RBOT.DT, RBOT.GHJ, Robot.ge, RBOT.AF etc.). This virus is able to multiply And to place their copies in different folders in the system, thus making it hard to detect and remove. Rbot Allows Remote Access to infected systems of third users (Offering them control complet on them) and spreads via e-mail or via the networks im. The virus can be completely removed from the system with the help of type applications Worm Removal or through FORMAT & RESETTLEMENT.
3. taskmgr32.exe It is also an illegitimate process, usually associated with a Worm virus, called Net-Worm.Win32.Mytob.t. This It spreads via e-mail (are its own integrated SMTP engine with the help of which it connects directly to the recipient server) or Network im and creates malware files it places in various locations in the system. Worm's blocks access to certain sites such as microsoft.com or kaspersky.com (especially security sites), make changes to registers To ensure the automatic start of the process after each restart of the system and allows access to remote to infected systems (For this is scheduled to connect to IRC server). For cleaning a system infected with net-worm.win32.mytob.t are used antiviral software or the system is formed and reinstalled.