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mplayerc.exe

Rspark LLC

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application mplayerc.exe by Rspark 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 www.mpcdl.com.
Publisher:
Rspark LLC  (signed and verified)

MD5:
f65264f3636dc8840c8d102fc82e2c7f

SHA-1:
3b6fe9f2e16522ffd1751812dd8b12ff33da53f8

SHA-256:
baffff3165de9221ced4a3ffbaffbb93946f869b29084e4546a626cc55116da0

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
11/15/2024 2:31:57 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.Rspark.Bundler (M)
16.2.24.14

File size:
619.8 KB (634,712 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
Rspark LLC

Authority:
COMODO CA Limited

Valid from:
2/12/2014 2:00:00 AM

Valid to:
2/13/2015 1:59:59 AM

Subject:
CN=Rspark LLC, O=Rspark LLC, STREET="2929 1st ave #405", L=Seattle, S=Washington, PostalCode=98121, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00E4DA7826149424E5DF9F3646FF2E80B9

File PE Metadata
Compilation timestamp:
12/6/2009 12:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:aDb8jNw+nH/+jclz7FUYs7846vMb9Fe7brjhdQViAIMagxQzBwWgfc8vy4hY:aDbsdFUYs78Hkr+bvhphMCzBwA869

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:
7.9806

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://www.mpcdl.com/mplayerc.exe

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