Strange, the owner is Alwil Software :
:
Ignore any references to 023 entries for avast, this is a bug in the HJT 1.99.1. Hijackthis is searching for ‘C:\Arquivos de programas\Alwil Software\Avast4\ashMaiSv.exe" /service’ (including double quotes and ‘/service’ parameter) as a file, this causes ‘file missing’, because only present is ‘C:\Arquivos de programas\Alwil Software\Avast4\ashMaiSv.exe’.