I am not a Geek explains five new Windows files

DLLhost.exe -DCOM DLL Host Process
http://www.iamnotageek.com/a/139-p1.php
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explorer.exe - Windows Explorer
http://www.iamnotageek.com/a/140-p1.php
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mdm.exe - Machine Debug Manager
http://www.iamnotageek.com/a/141-p1.php
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msmsgs.exe - Windows Messenger
http://www.iamnotageek.com/a/142-p1.php
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regsvc.exe - Remote Registry Service
http://www.iamnotageek.com/a/143-p1.php