Did you just run into a download or a file on your computer that has been digitally signed by Mow Digital Ltd.? Some of the security products refers to the detected files as PUP.Optional.Bundle and Trojan.InstallCore.890. The detection rate for the Mow Digital Ltd. files collected here is 14%. Please read on for more details.
You will probably notice Mow Digital Ltd. when clicking to run the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can also view the Mow Digital Ltd. certificate with the following procedure:
Here's a screencap of a file that has been digitally signed by Mow Digital Ltd.:

As you can see in the screenshot above, the Windows OS reports that "This digital signature is OK". This means that the file has been published by Mow Digital Ltd. and that the file has not been tampered with.
If you click the View Certificate button shown in the screenshot above, you can examine 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 Mow Digital Ltd., such as the street name, city and country.
thawte SHA256 Code Signing CA has issued the Mow Digital Ltd. certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Mow Digital Ltd. files I have gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 4/57 | Unconfirmed 290033.crdownload |
| 12/56 | ICReinstall_VideoPlayerSetup.exe |
Here's the detection names for the Mow Digital Ltd. files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| AVG | Generic.B42 |
| AVware | Trojan.Win32.Generic!BT |
| Agnitum | PUA.InstallCore! |
| Bkav | W32.HfsAdware.DEB3 |
| DrWeb | Trojan.InstallCore.890 |
| ESET-NOD32 | a variant of Win32/InstallCore.ZN potentially unwanted, a variant of Win32/InstallCore.ABD potentially unwanted |
| K7AntiVirus | Unwanted-Program ( 004c5f611 ) |
| K7GW | Unwanted-Program ( 004c5f611 ) |
| Malwarebytes | PUP.Optional.Bundle |
| McAfee-GW-Edition | BehavesLike.Win32.Obfuscated.bc |
| VBA32 | Malware-Cryptor.InstallCore.gen |
| VIPRE | Trojan.Win32.Generic!BT |
The detection percentage is based on that I've gathered 113 scan results for the Mow Digital Ltd. files. 16 of these scan reports came up with some sort of detection. You can view the full details of the scan results by examining the files listed above.
The analysis has been done on certificates with the following serial numbers: