We received the file ARQUIVO5.EXE and detected thatARQUIVO5.EXE is not good.
ARQUIVO5.EXE is Adware. You should remove the file ARQUIVO5.EXE.
Kill the process ARQUIVO5.EXE and remove ARQUIVO5.EXE from Windows.

ARQUIVO5.EXE Information and Removal:
ARQUIVO5.EXE is known as: Backdoor.Rbot [Ikarus] packed with PELock [Kaspersky Lab].
MD5 of ARQUIVO5.EXE = FBFA7CE8EB4616ECEAD69572D8858142
ARQUIVO5.EXE size is 244224 bytes.
Full path on a computer: %SYSTEM%\ARQUIVO5.EXE
Related Files:
%SYSTEM%\ARQUIVO1.EXE
%SYSTEM%\ARQUIVO2.EXE
%SYSTEM%\ARQUIVO3.EXE
%SYSTEM%\ARQUIVO4.EXE
%SYSTEM%\ARQUIVO5.EXE
%SYSTEM%\ARQUIVO6.EXE