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mp4playerfree_setup.exe

RSPARK LIMITED LIABILITY COMPANY

The application mp4playerfree_setup.exe by RSPARK LIMITED LIABILITY COMPANY 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 NSIS (Nullsoft Scriptable Install System) installer. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The file has been seen being downloaded from software-files-a.cnet.com.
Publisher:
RSPARK LIMITED LIABILITY COMPANY  (signed and verified)

MD5:
2cae3e168fd060cd65b92ea5aad20fe1

SHA-1:
8e5ac4ecfeeecefa507519794ef646aa429e04ca

SHA-256:
82f31dd0ee785a865d54c8346579b608ddfb57727c9b6efb465d512ea27c3c66

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Analysis date:
4/23/2024 5:08:28 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OutBrowse (M)
16.12.24.3

File size:
564.7 KB (578,208 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\mp4playerfree_setup.exe

Digital Signature
Signed by:
RSPARK LIMITED LIABILITY COMPANY

Authority:
GlobalSign nv-sa

Valid from:
8/20/2014 4:42:44 PM

Valid to:
8/21/2015 4:42:44 PM

Subject:
E=billing@rspark.com, CN=RSPARK LIMITED LIABILITY COMPANY, O=RSPARK LIMITED LIABILITY COMPANY, L=Seattle, S=Washington, C=US

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11214776E87F6F533491BA6962DED798AED3

File PE Metadata
Compilation timestamp:
12/5/2009 10:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

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:
7.9766

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file mp4playerfree_setup.exe has been seen being distributed by the following URL.

http://software-files-a.cnet.com/s/software/13/81/23/.../mp4playerfree_setup.exe

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