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mediaplayer_update.exe

Coinis Downloader

Advertaizing Grupp

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application mediaplayer_update.exe by Advertaizing Grupp 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 installCore installer. The file has been seen being downloaded from ensure24.checkerweb.com.
Publisher:
Coinis  (signed by Advertaizing Grupp)

Product:
Coinis Downloader

Version:
1.0.5.a0.1_34404

MD5:
9c49f9a289be539c28eff651b74a308a

SHA-1:
2d7d4dd77cf3f150c4c1001fbe10d7bc19d99d15

SHA-256:
2f449b52d0647c30fa26866dc9350ff927d460e8ffa8a216931d059b2dc4a512

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:
5/6/2024 8:46:01 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Coinis.installCore (M)
16.2.20.0

File size:
776.8 KB (795,400 bytes)

Product version:
1.0.5.a0.1_34404

Copyright:
Coinis

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
Advertaizing Grupp

Authority:
COMODO CA Limited

Valid from:
1/13/2015 2:00:00 AM

Valid to:
1/14/2016 1:59:59 AM

Subject:
CN=Advertaizing Grupp, O=Advertaizing Grupp, POBox=117405, STREET="ULITsA DOROZhNAYa,60B", L=GOROD MOSKVA, S=Russia, PostalCode=117405, C=RU

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

Serial number:
230735435EBA58ABD22B8151728C3636

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:IKvpiZK57diwS52hGVFvkkFcXm4p+yfAqnPOYd7MlWQKdOhKw4OKJXs:IKvYK55wFhuXmQDAqn2S7MsDYHa8

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...
 
[+]

Entropy:
7.6660

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

Code size:
37 KB (37,888 bytes)

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

http://ensure24.checkerweb.com/dl.php?conversion_id=14230513285288&app_id=96&lp_id=321&v=ico&stub_id=85&v_id=5f9c7d767356b382144422d21afbf2b5&dist_id=611&channel=mrk_mpeg&dast=YnJzcj0zODQxJmJvPTImc2xpZD0wJnN1YmlkPTIwMDE3MDAwNjQyMDAwMDAwMCZzbz0yJmNpY21wPTUzNzczOCZwdWJpZD02MTc2OCZjdTQ9MTgmY2lwaWQ9MjAyMjE2MCZjaXNpZD0yMUI3MTVFQTFGMjIwNzMxMDM0OTk3ODMyJmNpcmlkPTIxQjcxNUVBMUYyMjA3NDE1NDkzNTQ2MTUmY2l1aWQ9LTg3MTU1MTY5MDU0MDUzNzY5MTYmY3JpZD0zMTQ3OTM4JmV4Y2lkPTIyJm1tdD0tMSZvc2lkPTUzMyZjbnRyeT02Mw==

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