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vdownloader4oc.exe

VDownloader

Bonjoy Software

The application vdownloader4oc.exe, “VDownloader Setup Program” by Bonjoy Software has been detected as adware by 3 anti-malware scanners. This is a setup and installation application and has been known to bundle potentially unwanted software. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. The file has been seen being downloaded from software-files-a.cnet.com and multiple other hosts.
Publisher:
Vitzo Limited  (signed by Bonjoy Software)

Product:
VDownloader

Description:
VDownloader Setup Program

Version:
4.0

MD5:
018cf0399cd2d3398469bc667c3d3e40

SHA-1:
1bf8f8661643a0e73f9ed32b4b8af759619a175b

SHA-256:
5b7634b4eac31093046c73773cade7f2f6c24c9f64e617d8fddc7a2495e1c444

Scanner detections:
3 / 68

Status:
Adware

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
11/12/2024 7:06:22 PM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.OpenCandy
4.0.3.1498

ESET NOD32
Win32/OpenCandy (variant)
8.10382

Reason Heuristics
PUP.Installer.BonjoySoftware.O
14.11.21.23

File size:
545.7 KB (558,792 bytes)

Product version:
4.0

Copyright:
Copyright © Vitzo Limited

Original file name:
VDownloaderSetup.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\vdownloader4oc.exe

Digital Signature
Signed by:
Bonjoy Software

Authority:
Thawte, Inc.

Valid from:
7/30/2014 9:00:00 PM

Valid to:
7/31/2015 8:59:59 PM

Subject:
CN=Bonjoy Software, O=Bonjoy Software, L=San Diego, S=California, C=US

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
616993605768D8AB0191A2C853FD1353

File PE Metadata
Compilation timestamp:
8/17/2014 5:25:37 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:oTm6GWRgZqrUBdZIo3ZPtO+ypBzLz3MWpiiALRT/9:oTm6GwPrAZIU0+ebMWpiikT/9

Entry address:
0xF33A0

Entry point:
60, BE, 00, B0, 47, 00, 8D, BE, 00, 60, F8, FF, 57, EB, 0B, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
484 KB (495,616 bytes)

The file vdownloader4oc.exe has been seen being distributed by the following 7 URLs.

http://software-files-a.cnet.com/s/software/13/81/21/.../VDownloader4OC.exe

http://www.commentcamarche.net/download/.../download-34055764-

http://getvdownloader.com/?p=button

http://vdownloader.com/.../latest

http://getvdownloader.com/VDownloader4OC.exe

http://getvdownloader.com/

http://vdownloader.com/download

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