What is it?
IAA Event Monitor User Notification Tool - iaanotif.exe

What does it do?
iaanotif.exe - IAA Event Monitor User Notification Tool is part of Intel? Application Accelerator which is a software package that is made for PCs using Intel chipsets that replaces the ATA drivers that come with windows.

More Info

Virus Precaution:
The original iaanotif.exe is placed in the C:Program FilesIntelIntel Application Accelerator directory. If you find it anywhere else then you should be suspicious for sure.

You'll want to keep an eye on this google search for any known viruses. At this time I have not found ANY viruses that run themselves using this filename. All of the results currently affect this file in some way, but do not actually run as this filename.