Did you just find a file that is digitally signed by INCA Internet. Co., Ltd.? If that's the case, please read on.
You will typically see INCA Internet. Co., Ltd. when running the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the digital signature details for INCA Internet. Co., Ltd. with the following procedure:
Here is a screengrab of a file digitally signed by INCA Internet. Co., Ltd.:

As you can see in the screenshot above, Windows states that "This digital signature is OK". This means that the file has been published by INCA Internet. Co., Ltd. and that the file has not been tampered with.
If you click the View Certificate button shown in the screenshot above, you can view all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also examine the address for INCA Internet. Co., Ltd., such as the street name, city and country.
Thawte Code Signing CA has issued the INCA Internet. Co., Ltd. certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the INCA Internet. Co., Ltd. files I have gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/55 | TyScanu.dll |
The detection percentage is based on that I've collected 55 scan reports for the INCA Internet. Co., Ltd. files. 0 of these scan reports came up with some sort of detection. If you like, you can review the full details of the scan results by examining the files listed above.
The analysis is based on certificates with the following serial numbers: