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vdownloader4ocb.exe

Install Solution LTDA

This is the Somoto BetterInstaller, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application vdownloader4ocb.exe by Install SolutionA has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Somoto BetterInstaller installer. The file has been seen being downloaded from www.vdownloader.com.br.
Publisher:
Install Solution LTDA  (signed and verified)

MD5:
8f25d13d8ac97a993126ba12e4dde206

SHA-1:
6a478ef8e5f455ac62b8b6bccdb7efdb5a5a3b5b

SHA-256:
ab213c207eb7ac5b97b99938951902c4d0c8a53b6c62daa79ba03783612e1ac5

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
5/5/2024 8:53:52 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Somoto.InstallS (M)
16.6.2.7

File size:
243.4 KB (249,224 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Somoto BetterInstaller

Common path:
C:\users\{user}\downloads\vdownloader4ocb.exe

Digital Signature
Signed by:
Install Solution LTDA

Authority:
Unizeto Technologies S.A.

Valid from:
1/31/2014 3:50:18 AM

Valid to:
1/31/2015 3:50:18 AM

Subject:
E=suporte@installsolution.com.br, CN="Open Source Developer, Install Solution LTDA", O=Install Solution LTDA, C=BR

Issuer:
CN=Certum Level III CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
5FA3F40AF30F88E29492DC309E9D0432

File PE Metadata
Compilation timestamp:
12/17/2010 7:14:08 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
6144:fSPeE3/0oxkhJKt1T/wOFt8sHcIlZjrTKjq2a0Eym4n:qPeU/0oMJK/F31rTKzltn

Entry address:
0x39B4

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 43, 48, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, EE, 44, 00, 00, 6A, 00, E8, 57, 48, 00, 00, 6A, 08, A3, C8, 34, 7A, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, 78, 35, 7A, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, A4, A2, 40, 00, E8, 9C, 47, 00, 00, 83, EC, 0C, 68, A5, A2, 40, 00, 68, A8, 35, 7A, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, AA, 44, 00, 00, 52, 52, 50, 68, 00, C0, 7A, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, E5, 43, 00, 00, 83...
 
[+]

Code size:
29 KB (29,696 bytes)

The file vdownloader4ocb.exe has been seen being distributed by the following URL.

http://www.vdownloader.com.br/.../latest

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