Did you just run into a download or a file on your computer that has a digital signature from Rich Mobile Co,Ltd.? Some of the security products refers to the detected files as Gen:Variant.Adware.Kraddare.25 and Trojan.Win32.Generic!BT. The detection rate for the Rich Mobile Co,Ltd. files collected here is 67%. Please read on for more details.
You will probably see Rich Mobile Co,Ltd. when running the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screengrab shows:

You can view the additional details from the Rich Mobile Co,Ltd. digital signature with the following steps:
Here is a screenshot of a file that has been digitally signed by Rich Mobile Co,Ltd.:

As you can see in the screengrab above, Windows states that "This digital signature is OK". This implies that the file has been published by Rich Mobile 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 examine all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, etc. You can also examine the address for Rich Mobile Co,Ltd., such as the street name, city and country.
thawte SHA256 Code Signing CA has issued the Rich Mobile Co,Ltd. certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screenshot above.
These are the Rich Mobile Co,Ltd. files I have collected, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 34/55 | Skywidget(look)_u(20160711).exe |
| 41/57 | Skywidget(git)_u(20160510).exe |
| 36/57 | Skywidget(look)_u(20160530).exe |
| 36/57 | Skywidget(pro)_h.exe |
| 40/57 | Skywidget(reg)_u(20160530).exe |
| 13/55 | Skywidget(look)_u(20160613).exe |
Here is the detection names for the Rich Mobile Co,Ltd. files. I've grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| AVG | AdKore.JV |
| AVware | Trojan.Win32.Generic!BT |
| Ad-Aware | Gen:Variant.Adware.Kraddare.25 |
| AegisLab | Gen.Variant.Adware!c |
| AhnLab-V3 | PUP/Win32.Enumerate.R37949, PUP/Win32.Enumerate |
| Antiy-AVL | GrayWare[AdWare:not-a-virus]/Win32.Kraddare |
| Arcabit | Trojan.Adware.Kraddare.25 |
| Avast | Win32:Adware-gen [Adw] |
| Avira | ADWARE/Adware.Gen7 |
| Baidu | Win32.Trojan.WisdomEyes.151026.9950.9987, Win32.Trojan.WisdomEyes.151026.9950.9985 |
| BitDefender | Gen:Variant.Adware.Kraddare.25 |
| Bkav | W32.HfsAdware.CEB2 |
| CAT-QuickHeal | PUA.Agent.013562 |
| ClamAV | Win.Adware.Kraddare-261 |
| Comodo | Application.Win32.Kraddare.DE |
| Cyren | W32/Adware.XDDD-5338, W32/Adware.ITAC-0185, W32/Adware.EBAU-9234 |
| DrWeb | Trojan.Adkor.446, Trojan.Siggen6.27124 |
| ESET-NOD32 | Win32/Adware.Kraddare.LK |
| Emsisoft | Gen:Variant.Adware.Kraddare.25 (B) |
| F-Secure | Gen:Variant.Adware.Kraddare |
| Fortinet | Riskware/Kraddare |
| GData | Gen:Variant.Adware.Kraddare.25 |
| Ikarus | Win32.SuspectCrc |
| Jiangmin | AdWare.Kraddare.az, AdWare.Kraddare.ax, TrojanDownloader.FrauLoad.a |
| K7AntiVirus | Riskware ( 0040eff71 ) |
| K7GW | Riskware ( 0040eff71 ) |
| Malwarebytes | Adware.KorAd, Adware.Kraddare |
| McAfee | Generic.dx!849ABE37C3B8, Artemis!AAEEBC89A6C1, Artemis!37418586F391 |
| McAfee-GW-Edition | Generic.dx!849ABE37C3B8 |
| MicroWorld-eScan | Gen:Variant.Adware.Kraddare.25 |
| NANO-Antivirus | Trojan.Win32.MLW.ebttid |
| Panda | Trj/CI.A |
| Qihoo-360 | HEUR/QVM42.0.0000.Malware.Gen, HEUR/QVM42.1.Malware.Gen, QVM42.0.Malware.Gen |
| Rising | Malware.Generic!0RyYCNY5RKL@5 (Thunder), Malware.Undefined!8.C-fLOnHkaxPIS (Cloud), Malware.Generic!4a7BWXkzHAQ@5 (Thunder) |
| Sophos | Generic PUA FG (PUA), Generic PUA AD (PUA) |
| Symantec | SMG.Heur!gen |
| Tencent | Win32.Risk.Adware.Hqbp, Win32.Risk.Adware.Ljtk, Win32.Risk.Adware.Ljke, Win32.Risk.Adware.Ljaf, Win32.Risk.Adware.Pgdk |
| TrendMicro | TROJ_GEN.R0EBC0EGB16, TROJ_GEN.R047C0EEB16, TROJ_GEN.R047C0EFE16 |
| VBA32 | AdWare.Kraddare |
| VIPRE | Trojan.Win32.Generic!BT |
| ViRobot | Adware.Kraddare.1741064[h] |
| Yandex | PUA.Kraddare! |
| Zillya | Adware.KraddareCRTD.Win32.595 |
The detection percentage is based on the fact that I've gathered 338 scan results for the Rich Mobile Co,Ltd. files. 228 of these scan reports came up with some sort of detection. You can review the full details of the scan reports by examining the files listed above.
The analysis has been done on certificates with the following serial numbers: