This file is a harmful and undesirable program. Probably virus. It's recommended to delete it.
What is wam.exe Windows startup process
File name: wam.exe
Program name: axel
Description: W32/Melo-E worm.
Information added by: zmachado at 08 November 2008
Hint: If wam.exe file is a virus or trojan, we recommend to use a antivirus software or registry cleaner.