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mediaplayer.exe

STMSetup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application mediaplayer.exe by STMSetup has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from cdn.click-download.com.
Publisher:
STMSetup  (signed and verified)

MD5:
94540d2b6540ab93bd278741de555666

SHA-1:
357fedc773da0e1a3d0cc490a9570a01f47eb36a

SHA-256:
e88b4f84cff9013800a49e0aa006ba24362890e6eb17002b64cbb3f3bf4e794f

Scanner detections:
10 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
4/19/2024 1:32:47 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3343

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.14922

Dr.Web
Adware.InstallCore.386
9.0.1.0265

ESET NOD32
Win32/InstallCore.PL (variant)
8.10454

herdProtect (fuzzy)
variant of avast_setup.exe (Adware)
2014.12.4.16

K7 AntiVirus
Unwanted-Program
13.183.13463

Norman
InstallCore.CERT
11.20140922

Reason Heuristics
PUP.STMSetup.L
14.9.22.11

Sophos
Install Core Click run software
4.98

VIPRE Antivirus
InstallCore
33374

File size:
767.8 KB (786,224 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Swedish (Sweden)

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

Digital Signature
Signed by:
STMSetup

Authority:
COMODO CA Limited

Valid from:
4/28/2014 2:00:00 AM

Valid to:
4/29/2015 1:59:59 AM

Subject:
CN=STMSetup, O=STMSetup, STREET=28 Lenelblome St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

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

Serial number:
4CC8AF2C057FC32A3FA7F44EAADD7EEA

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:HgvpbcLLkTWpbmJFqOw7uqj3lSLVbIeI8wIkaS7GaA2hZMVVbG4m9b1XX1sG9Aa5:HgvhcL6WpGlw7uqj3lSpbIeIkiAoZMVY

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

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

http://cdn.click-download.com/?ic_user_id=212

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