msdm.exe definition, relationships, removal:

msdm.exe is an executable file which primary purpose is to start a parasite or launch some of its components. Once executed, the msdm.exe file runs a process that is responsible for the parasite's payload. msdm.exe is a significant part of a dangerous threat, but it can also work on its own. DO NOT execute it!
The msdm.exe file is installed and used by browser plugin ClientMan and may be related to other spyware programs and Armageddon.
You are highly advised to scan the system, delete executable msdm.exe and terminate all the processes it started.
In some cases a presence of msdm.exe does not mean that your system is infected. The file may actually belong to some fully legitimate applications and therefore must stay intact. If you are in doubt, please scan the msdm.exe file using you regular spyware remover or antivirus program.