why microsoft is not a trusted vendor by comodo?????

i met a file(even it is from microsoft) can not be recognised by cis .so i found it very stange.and here it is:http://valkyrie.comodo.com/Result.html?sha1=05ff23fa81f9c574fca70dd2f09b14e319f191c0&&query=1&&filename=init_tool_ft.ocx

anybody can explain why???

Probably because the file is actually from Feitian Technologies Co. Ltd.