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

CRYPTSERVER.EXE Information and Removal:
CRYPTSERVER.EXE is known as: Mal/VB-GI [Sophos] Trojan-PWS.Win32.VB [Ikarus] packed with UPX [Kaspersky Lab].
MD5 of CRYPTSERVER.EXE = 857AD75C2EB47B2348E57EC941B0CE74
CRYPTSERVER.EXE size is 166400 bytes.
Full path on a computer: %TEMP%\CRYPTSERVER.EXE
Related Files:
%TEMP%\CREDENTIALS\AUDIODGI.EXE
%TEMP%\CREDENTIALS\WMPMETWK.EXE
%TEMP%\CRYPTSERVER.EXE
%TEMP%\KEYGEN.EXE
%TEMP%\KEYLOG