msvcr100_clr0400.dll is the runtime components of Visual C++ Libraries required to run applications developed with Visual C++ and is recompiled by 337 Technology Limited. While the file properties state the file is developed by 'Microsoft Corporation', this is not the case and it is designed just to look like a legitimate Microsoft system file. The module msvcr100.dll, “Microsoft® C Runtime Library” by 337 Technology Limited has been detected as adware by 5 anti-malware scanners. Although a detection has been made for this resource, it is generally a commonly distributed 3rd-party library and is typically safe by itself.