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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.
Publisher:
Rspark LLC  (signed and verified)

MD5:
a809c6944553792852fe74b52a6c5794

SHA-1:
ed0565b8e36d1824cef4f041fa1dc43b95e5883f

SHA-256:
462726ba50860ea059928ccaa044a8847faf1f141646964ea2d12b88d636c617

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:
4/26/2024 4:52:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.11.15.15

File size:
619.9 KB (634,736 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 3:00:00 AM

Valid to:
2/13/2015 2:59:59 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 1:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:zk32XyZ+ticLnAnQ8w/WCZtxQLeryhjm5hLbUoeSij68F/fc8vy4hh:zA2XyZmncQ8MdMLyy1mjVeS2xM86G

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:
7.9804

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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