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in play master.exe

Max Setup

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application in play master.exe by Max Setup has been detected as adware by 18 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 www.download-provider.org.
Publisher:
Max Setup  (signed and verified)

MD5:
4e347a67676ca3e7641db4cf41ae8b7f

SHA-1:
6079c5aa3e60b6d23791213a8cbd5226ba83baeb

SHA-256:
c25845d1c32322b852d281cbf76333a4d2701740dd6bdd9e6bcc976d54078cba

Scanner detections:
18 / 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:
4/24/2024 1:53:23 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Zusy.90992
979

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.152.70

AVG
Could be an adware MultiBundle
2014.0.3955

Bitdefender
Gen:Variant.Zusy.90992
1.0.20.755

Dr.Web
Trojan.Packed.25266
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Zusy.90992
8.14.05.31.05

ESET NOD32
Win32/InstallCore.ND potentially unwanted application
7.0.302.0

F-Secure
Gen:Variant.Zusy.90992
11.2014-31-05_7

G Data
Gen:Variant.Zusy.90992
14.5.24

IKARUS anti.virus
Win32.SuspectCrc
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.178.12257

Malwarebytes
PUP.Optional.InstallCore
v2014.05.31.05

MicroWorld eScan
Gen:Variant.Zusy.90992
15.0.0.453

Reason Heuristics
PUP.MaxSetup.V
14.5.31.17

Sophos
Install Core Click run software
4.98

Vba32 AntiVirus
Downware.InstallCore
3.12.26.0

VIPRE Antivirus
Threat.4786018
29800

File size:
626.2 KB (641,192 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\ in play master.exe

Digital Signature
Signed by:
Max Setup

Authority:
COMODO CA Limited

Valid from:
3/11/2014 1:00:00 AM

Valid to:
3/12/2015 12:59:59 AM

Subject:
CN=Max Setup, O=Max Setup, STREET=Lillienblam 28, L=Tel Aviv, S=Tel Aviv, PostalCode=651307, C=IL

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

Serial number:
008F6F1294DBB38F9F80A7A06DE489DF45

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:CBopiAlYRJdbDhFTPrkDqzYYcM2qFC2ulymZWuLR1y3kb+1Cr7lcme:CBo8AlYRNJPrqqt2qFCjl3/yUgIlcme

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:
7.8344

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

Code size:
37 KB (37,888 bytes)

The file in play master.exe has been seen being distributed by the following URL.

http://www.download-provider.org/.../download-z118578955.html?server=uk

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