The file MDIT04.EXE is malware related.
You must delete the file MDIT04.EXE immediately!
Delete the file MDIT04.EXE without delay!
Kill the process MDIT04.EXE and remove MDIT04.EXE from the Windows startup.

MDIT04.EXE Information and Removal:
MDIT04.EXE is known as: Mal/Behav-180 [Sophos] Trojan-Spy.Win32.Banker.AAD [Ikarus] packed with PKLite32 [Kaspersky Lab].
MD5 of MDIT04.EXE = 2F983A33C2C35CD31CF0B323EA39C0BF
MDIT04.EXE size is 309248 bytes.
Full path on a computer: %SYSTEM%\MDIT04.EXE
Related Files:
%SYSTEM%\B4.DLL
%SYSTEM%\IT04.DLL
%SYSTEM%\MDIT04.EXE
%SYSTEM%\NET03.DLL