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