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windows media player setup.exe

ISfreemium

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application windows media player setup.exe by ISfreemium has been detected as adware by 7 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 windows-media-player-11.xtremedownload.com.
Publisher:
ISfreemium  (signed and verified)

MD5:
92e5149e74c4a49d6e2c4fce54dd398d

SHA-1:
386f0596deecd113692d19cae7090269a26d9dac

SHA-256:
467d211454e2d1f84bdedd173b9518f30987158b0ac10b6db4cc4aaa6806e3c6

Scanner detections:
7 / 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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/23/2024 9:12:11 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Trojan.Packed.24524
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Adware.Strictor.65551
11.5.0.6191

ESET NOD32
Win32/Kryptik.BWJC trojan
8.0.319.0

F-Prot
W32/InstallCore.R.gen
4.6.5.141

Microsoft Security Essentials
Threat.Undefined
1.217.1293.0

Norman
Gen:Variant.Adware.Strictor.65551
02.04.2016 17:35:19

Reason Heuristics
PUP.installCore.ISfreemi.Installer (M)
16.4.15.2

File size:
594.3 KB (608,552 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
ISfreemium

Authority:
COMODO CA Limited

Valid from:
7/3/2013 12:00:00 AM

Valid to:
7/3/2014 11:59:59 PM

Subject:
CN=ISfreemium, O=ISfreemium, STREET=63 Rothschild 63 BV, L=Tel-Aviv, S=N/A, PostalCode=65785, C=IL

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

Serial number:
009B517CAF08AA1A85822DB0CE5E9169FE

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:14yMJfsGWfXYPt6TVD+FEjMFbhT8kavP0dAH5eIvNNPhofXjG2:OyMJfshf2t6TVqqA/8kavPRHQIvNN56j

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8352

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

Code size:
36 KB (36,864 bytes)

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

http://windows-media-player-11.xtremedownload.com/get/file/id/.../?lp=adwords&tg=uk&kw=Download media player 9&mt=b&ad=24262569255&pl=&ds=s&gclid=CJ7e_56bprkCFaKWtAodslgArQ

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