microsoftie4.dll is a Trojan.Lineage-BA. microsoftie4.dll monitors user Internet activity and private information. It sends stolen data to a hacker site. Related files: %System%\Kerne14.exe %System%\microsoftie4.dll More info: http://www.sophos.com/virusinfo/analyses... Removal: Remove microsoftie4.dll from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.