Did you just find a download or a file on your computer that has been digitally signed by ViewPlay? Some of the security products refers to the detected files as Adware.SwiftBrowse.CH and Adware.BrowseFox.V. The detection rate for the ViewPlay files collected here is 24%. Please read on for more details.
You will typically notice ViewPlay when double-clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the digital signature details for ViewPlay with the following steps:
Here's a screenshot of a file that has been digitally signed by ViewPlay:

As you can see in the screencap above, Windows reports that "This digital signature is OK". This implies that the file has been published by ViewPlay and that the file has not been tampered with.
If you click the View Certificate button shown in the screencap above, you can see 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 see the address for ViewPlay, such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the ViewPlay certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the ViewPlay files I've collected, thanks to the FreeFixer users.
Here is the detection names for the ViewPlay files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| ALYac | Adware.SwiftBrowse.CH |
| AVG | Generic.5C9, Generic.DEB |
| AVware | Trojan.Win32.Generic!BT |
| Ad-Aware | Adware.SwiftBrowse.CH, Adware.BrowseFox.V |
| Agnitum | Riskware.Agent!, PUA.BrowseFox! |
| Antiy-AVL | GrayWare[NetTool:not-a-virus]/Win64.NetFilter.a, Trojan/Win32.TSGeneric |
| Avira | Adware/BrowseFox.A.1227 |
| Baidu-International | Adware.Win64.BrowseFox.bCG |
| BitDefender | Adware.SwiftBrowse.CH, Adware.BrowseFox.V |
| Bkav | W32.YotoonHV.Trojan |
| ClamAV | Win.Adware.Swiftbrowse-497, Win.Adware.Netfilter-134 |
| Comodo | TrojWare.Win32.AltBrowse.IZZV |
| DrWeb | Tool.NetFilter.313 |
| ESET-NOD32 | a variant of Win64/BrowseFox.CG, a variant of Win32/BrowseFox.H, a variant of Win64/BrowseFox.BJ |
| Emsisoft | Adware.SwiftBrowse.CH (B), Adware.BrowseFox.V (B) |
| F-Prot | W64/A-59c9c70a!Eldorado, W32/A-248e95ab!Eldorado |
| F-Secure | Adware.SwiftBrowse.CH, Adware.BrowseFox.V |
| Fortinet | Adware/BrowseFox |
| GData | Adware.SwiftBrowse.CH, Adware.BrowseFox.V |
| Ikarus | AdWare.SwiftBrowse, AdWare.Agent |
| Jiangmin | AdWare/Yotoon.aq |
| K7AntiVirus | Adware ( 0040f9f21 ), Trojan ( 004b03581 ) |
| K7GW | Trojan ( 004b03581 ) |
| Kingsoft | Win32.Troj.Agent.ai.(kcloud), Win32.Troj.Generic.a.(kcloud) |
| Malwarebytes | PUP.Optional.ViewPlay.A |
| McAfee | Artemis!DC8578518C18, Artemis!161C94CB28D6 |
| McAfee-GW-Edition | Artemis!DC8578518C18, Artemis, BehavesLike.Win32.Suspicious.ph |
| MicroWorld-eScan | Adware.SwiftBrowse.CH |
| NANO-Antivirus | Riskware.Win64.NetFilter.dkjdnr, Riskware.Win32.NetFilter.dgkdox |
| Qihoo-360 | HEUR/Malware.QVM03.Gen |
| Rising | PE:Trojan.Win32.Generic.17CEF141!399438145 |
| Symantec | Trojan.Gen.2 |
| TrendMicro | HS_BROWSEFOX.SM, ADW_BROWSEF |
| TrendMicro-HouseCall | HS_BROWSEFOX.SM, Suspicious_GEN.F47V0627, Suspicious_GEN.F47V0618, ADW_BROWSEF |
| VBA32 | AdWare.Win64.Yotoon |
| VIPRE | Trojan.Win32.Generic!BT, Yontoo (fs) |
| Zillya | Adware.Yotoon.Win64.14, Backdoor.CPEX.Win32.29350 |
| nProtect | Adware.SwiftBrowse.CH, Adware.BrowseFox.V |
The detection percentage is based on the fact that I've collected 377 scan reports for the ViewPlay files. 90 of these scan results came up with some sort of detection. You can review the full details of the scan results by examining the files listed above.
The analysis is done on certificates with the following serial numbers: