This file is a harmful and undesirable program. Probably virus. It's recommended to delete it.
What is SymAV.exe Windows startup process
File name: SymAV.exe
Program name: SymAV
Description: NETSKY.U WORM
Information added by: fourt at 23 July 2008
Hint: If symav.exe file is a virus or trojan, we recommend to use a antivirus software or registry cleaner.
We are presenting list of Windows processes, startup files.
Name of SymAV.exe is SymAV. Some of them are viruses, so you should use a antivirus program.