Mega Browse - 7% Detection Rate *
Did you just find a download or a file on your computer that has a digital signature from Mega Browse? Some of the security products refers to the detected files as Adware.Agent.OBN and PUP.Optional.MegaBrowse.A. The detection rate for the Mega Browse files collected here is 7%. Please read on for more details.
You'll probably see Mega Browse when running the file. The publisher name is then displayed as the "Verified publisher" in the UAC dialog as the screengrab shows:
You can view the additional details from the Mega Browse digital signature with the following procedure:
- Open Windows Explorer and locate the Mega Browse file
- Right-click on the file and select Properties
- Click the Digital Signatures tab
- Click the View Certificate button
Here is a screenshot of a file signed by Mega Browse:
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 Mega Browse and that no one has tampered with the file.
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 view the address for Mega Browse, such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the Mega Browse certificates. You can also view the details of the issuer by clicking the View Certificate button shown in the screenshot above.
Mega Browse Files
These are the Mega Browse files I have collected, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 1/50 | updateMegaBrowse.exe |
| 16/53 | {29b136c9-938d-4d3d-8df8-d649d9b74d02}gw64.sys |
| 11/51 | MegaBrowsebho.dll |
| 2/44 | utilmegabrowse.exe |
| 21/50 | MegaBrowsebho.dll |
| 19/51 | MegaBrowsebho.dll |
| 5/52 | updateMegaBrowse.exe |
| 0/51 | wstlibg64.sys |
| 0/51 | wstlibg64.sys |
Scanner and Detection Names
Here's the detection names for the Mega Browse files. I have grouped the detection names by each scanner engine. Thanks to VirusTotal for the scan results.
| Scanner | Detection Names |
|---|---|
| Ad-Aware | Adware.Agent.OBN |
| Agnitum | PUA.Agent! |
| Antiy-AVL | Trojan/Win32.TSGeneric, GrayWare[AdWare:not-a-virus]/Win32.Agent |
| Baidu-International | Adware.Win32.BrowseFox.H |
| BitDefender | Adware.Agent.OBN |
| CAT-QuickHeal | AdWare.Agent.ahbx (Not a Virus) |
| Comodo | UnclassifiedMalware, Application.Win32.Altbrowse.AK |
| DrWeb | Trojan.BPlug.28 |
| ESET-NOD32 | a variant of Win32/BrowseFox.G, Win64/Riskware.NetFilter.A, a variant of Win32/BrowseFox.F, a variant of Win32/BrowseFox.H |
| Emsisoft | Adware.Agent.OBN (B) |
| F-Secure | Adware.Agent.OBN |
| Fortinet | Adware/Agent |
| GData | Adware.Agent.OBN, Win32.Application.MegaBrowse.A |
| Ikarus | AdWare.SpadeCast, not-a-virus:AdWare.Win32.Agent |
| 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.MegaBrowse.A |
| McAfee | Artemis!A98FBAB8B37E, Artemis!1DA3CC00AC28 |
| McAfee-GW-Edition | Artemis!A98FBAB8B37E, Artemis!1DA3CC00AC28 |
| MicroWorld-eScan | Adware.Agent.OBN |
| NANO-Antivirus | Riskware.Win32.Agent.cqycvd |
| Panda | Trj/CI.A |
| Rising | PE:Trojan.Win32.Generic.16C8196E!382212462 |
| SUPERAntiSpyware | Adware.BrowseFox/Variant |
| Sophos | BrowseSmart, Generic PUA HF, Generic PUA FB, Generic PUA ID |
| Symantec | Trojan.ADH.2 |
| TrendMicro-HouseCall | TROJ_GEN.F47V0509, TROJ_GEN.F47V0307, TROJ_GEN.F47V0405, TROJ_GEN.F47V0504 |
| VBA32 | AdWare.Agent |
| VIPRE | Trojan.Win32.Generic!BT, Yontoo (fs) |
| nProtect | Adware.Agent.OBN |
* How the Detection Percentage is Calculated
The detection percentage is based on that I have gathered 1030 scan results for the Mega Browse files. 75 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.
Analysis Details
The analysis is done on certificates with the following serial numbers:
- 151f3f44efa5adb264205fbf9f779b3d