Troj/Dloader-OT is a downloader Trojan for the Windows platform.
Troj/Dloader-OT deletes the following files :
%SYSTEM%\cmrss.exe
%SYSTEM%\msbcs.exe
The Trojan then downloads a file from a remote website to the Windows system folder as cmrss.exe and executes the downloaded file.
At the time of writing the downloaded file is detected by Sophos's anti-virus products as Troj/Dloader-OU.