pcxFirefox 37.0.1 Virustotal Report

x86:
https://www.virustotal.com/en/file/60cfb13eca9974141071e8afaa503ea1d144f222d49222a7ca396f89c2f77795/analysis
x64:
https://www.virustotal.com/en/file/a54c20a3c0237d37dda40e4c9463482fef5a828b96634bd7f12db30229bcab10/analysis

pcxFirefox’s patches are hosted in https://github.com/xunxun1982/pcxfirefox/tree/master/patches/release/firefox , tmemutil module source code is hosted in https://bitbucket.org/xunxun/tmemutil-3rd , so if you feel some doubt for the virus, you can check the code above or build it yourself.