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media-player.exe

OutBrowse

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application media-player.exe by OutBrowse 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 OutBrowse Revenyou installer. The file has been seen being downloaded from downloads.downloadster.org.
Publisher:
OutBrowse  (signed and verified)

MD5:
04b0e8ec5cccbcf1ba8911d797233cfc

SHA-1:
c01caadf86bf18ed8f44c34bf1c95afe0cb19e05

SHA-256:
60182d8149ee635f474838a6b336b949809db807c6f399da3cead68c0892b1e9

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:
4/23/2024 12:11:10 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.Bundler (M)
16.7.23.14

File size:
105.5 KB (108,024 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\media-player.exe

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/23/2013 8:00:00 PM

Valid to:
10/24/2014 7:59:59 PM

Subject:
CN=OutBrowse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=OutBrowse, L=Ramat Gan, S=Ramat Gan, C=IL

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
56A6FE571611B68C9224798AD62913CA

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:tgXdZt9P6D3XJOCT5Ky/9XO3jR0eWSzUu/0WU:te34dTUQ9OzRgW/cF

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.6800

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file media-player.exe has been seen being distributed by the following URL.

http://downloads.downloadster.org/download.php?id=e5920bb1f324c76e7fdd98af71d48bab80ce45bd&z=8&p=eyJweSI6ImRvIiwicnMiOiJnIiwicnQiOiIxIiwiYyI6InVzIiwibyI6IndpbjciLCJiIjoiY2gzMyIsInVfaWQiOiJkb181MzA4MGJhM2E2YTdmNy44MzY5NzM0NS5iYjc0NzFjYjE5ODIzZTAyZTIwYmFiODk2NzgxOTAyZiIsInBhX2lkIjoiOCIsInN0X2lkIjoiMCIsInNwX2lkIjoiMDAwMC0wNDEzMiIsInRzIjoxMzkzMDM2MTk1LCJrdyI6ImF1ZGlvIGNvZGVjcyIsImN1IjoiIiwiY2EiOm51bGx9

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