We checked some samples of INSTALLLER.EXE and detected the file INSTALLLER.EXE as threat.
Remove the INSTALLLER.EXE file from your computer right now.
Removal tool: http://www.unhackme.com

INSTALLLER.EXE Information and Removal:
INSTALLLER.EXE is known as: Spyware.ADH [PCTools] Trojan-Dropper.MSIL.StubRC.bmd [Kaspersky Lab] Generic Dropper.uu [McAfee] Troj/Agent-NRG [Sophos] Backdoor:Win32/Bifrose.AE [Microsoft] Virus.MSIL [Ikarus].
MD5 of INSTALLLER.EXE = 754E274D64D3ABCD7BD4854E227466DA
INSTALLLER.EXE size is 656643 bytes.
Full path on a computer: %PROGRAMFILES%\WINDOWS UPDATES\INSTALLLER.EXE
Related Files:
%PROGRAMFILES%\WINDOWS UPDATES\INSTALLLER.EXE