WebSparkle - 14% Detection Rate *
Did you just run into a download or a file on your computer that has a digital signature from WebSparkle? Some of the security products refers to the detected files as MalSign.Generic.4B1 and Trojan.Win32.Generic!BT. The detection rate for the WebSparkle files collected here is 14%. Please read on for more details.
You will typically see WebSparkle when clicking to run the file. The publisher name is displayed as the "Verified publisher" in the UAC dialog as the screencap shows:
You can view the additional details from the WebSparkle digital signature with the following steps:
- Open Windows Explorer and locate the WebSparkle file
- Right-click on the file and select Properties
- Click on the Digital Signatures tab
- Click the View Certificate button
Here is a screenshot of a file that has been digitally signed by WebSparkle:
As you can see in the screengrab above, Windows reports that "This digital signature is OK". This means that the file has been published by WebSparkle and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot 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, etc. You can also examine the address for WebSparkle, such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the WebSparkle certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
WebSparkle Files
The following are the WebSparkle files I have gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 1/51 | wstlib64.sys |
| 6/50 | XTLSApp.exe |
| 24/51 | WebSparklebho.dll |
| 4/51 | {058899d6-9704-4de3-aae7-17e9fc44c761}t.sys |
| 1/51 | wstlibg64.sys |
| 8/54 | {058899d6-9704-4de3-aae7-17e9fc44c761}w64.sys |
Scanner and Detection Names
Here is the detection names for the WebSparkle files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| AVG | MalSign.Generic.4B1, Generic.4B1 |
| Agnitum | Riskware.Agent!, PUA.Agent! |
| AntiVir | APPL/BrowseFox.Gen2 |
| Antiy-AVL | GrayWare[AdWare:not-a-virus]/Win32.LinkSwift, GrayWare[AdWare:not-a-virus]/Win32.Agent |
| Baidu-International | Adware.Win32.Agent.AqKi, Adware.Win32.BrowseFox.I |
| Comodo | Application.Win32.Altbrowse.AK |
| DrWeb | Trojan.BPlug.17 |
| ESET-NOD32 | Win32/BrowseFox.I, a variant of Win32/BrowseFox.F |
| Fortinet | Adware/Agent |
| GData | Win32.Application.BrowseFox.B |
| Ikarus | not-a-virus:AdWare.Win32.Agent, AdWare.SpadeCast |
| Jiangmin | Adware/Agent.jqp |
| K7AntiVirus | Unwanted-Program ( 00454f261 ) |
| K7GW | Unwanted-Program ( 00454f261 ) |
| Kaspersky | not-a-virus:AdWare.Win32.Agent.ahbx |
| Kingsoft | Win32.Troj.Agent.ah.(kcloud) |
| Malwarebytes | PUP.Optional.WebSparkle.A |
| McAfee | Artemis!5F666D07FFB7, Artemis!C515D124E11C |
| McAfee-GW-Edition | Artemis!5F666D07FFB7, Artemis!C515D124E11C |
| NANO-Antivirus | Riskware.Win32.Agent.cqycvd |
| SUPERAntiSpyware | Adware.BrowseFox/Variant |
| Sophos | Generic PUA IG, BrowseSmart |
| Symantec | Adware.Adpopup |
| TrendMicro-HouseCall | TROJ_GEN.F47V0418, TROJ_GEN.F47V0512, Suspicious_GEN.F47V0702 |
| VIPRE | Trojan.Win32.Generic!BT, Yontoo (fs) |
* How the Detection Percentage is Calculated
The detection percentage is based on the fact that I have gathered 308 scan results for the WebSparkle files. 44 of these scan results came up with some sort of detection. You can view the full details of the scan reports by examining the files listed above.
Analysis Details
The analysis is done on certificates with the following serial numbers:
- 36202de0cbdfe10f57978e3766db2ed4