What effect where left after a reboot?
The process is still active.

process tree:
svchost.exe --> mshta.exe --> wmMsgSvr.exe( wscript.exe)
(1) mshta.exe created an autorun entry
2012-06-03 21:38:48 C:\WINDOWS\system32\mshta.exe Modify Key HKUS\S-1-5-21-448539723-261903793-1801674531-1003\Software\Microsoft\Windows\CurrentVersion\Run\opposf Passace
(2) comodo did not sandbox the process, mshta.exe
(3)the service for the svchost.exe is "DCOM Server Process Launcher"