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AdobeReader.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 AdobeReader.exe by Max Setup 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 www.down4load.com.
Publisher:
Max Setup  (signed and verified)

MD5:
306b8484e728d9230a7702fcc50ce568

SHA-1:
6ffc1afe30c8dbd44fe5fd58712dfdcc5f556052

SHA-256:
e15385d8b48e2bf8ab71784e47e54790605cba97bbfb8555d2c10be616924fb4

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 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:
4/16/2024 5:16:18 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/InstallCore.A.178
7.11.142.186

AVG
MalSign.InstallC
2015.0.3508

Comodo Security
Application.Win32.Installcore.MXT
18084

Dr.Web
Trojan.Packed.24524
9.0.1.0101

ESET NOD32
Win32/InstallCore.LB (variant)
8.9665

G Data
Win32.Application.InstallCore
14.4.24

Malwarebytes
PUP.Optional.MaxSetup
v2014.04.11.08

Reason Heuristics
PUP.MaxSetup.L
14.4.11.6

Sophos
Install Core Click run software
4.98

VIPRE Antivirus
InstallCore.b
28194

File size:
656.7 KB (672,488 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
Max Setup

Authority:
COMODO CA Limited

Valid from:
3/10/2014 8:00:00 PM

Valid to:
3/11/2015 7:59:59 PM

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:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:snvpDOzgnx5EmgtCFbS5lZ8sIlz1G43KotNL7tmFRM99kkN8z1pPk:snvBOzSkMFbS8sIjBvb7yRM99kkN8z1h

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:
7.8635

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

Code size:
37 KB (37,888 bytes)

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

http://www.down4load.com/en/downloads/.../AdobeReader.exe

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