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pdf-xchange-viewer-25-build-2141-32-bits.exe

ISBRInstaller

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application pdf-xchange-viewer-25-build-2141-32-bits.exe by ISBRInstaller has been detected as adware by 21 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 esd.baixaki.com.br.
Publisher:
ISBRInstaller  (signed and verified)

MD5:
258dd0e8cf044e9b7f5879841a7d8a82

SHA-1:
eade65f94c790a3a81c6748a5abd71883feecf20

SHA-256:
67fb67689db26e5ba16a5ffd06315deabf55016888aaf7ac19442311a0b5491b

Scanner detections:
21 / 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:
4/26/2024 9:05:00 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.Packed
7.1.1

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.150.126

AVG
InstallCore
2015.0.3406

Comodo Security
Application.Win32.Installcore.IS
18303

Dr.Web
Trojan.Packed.25266
9.0.1.0203

ESET NOD32
Win32/InstallCore.LI (variant)
8.9600

Fortinet FortiGate
Riskware/InstallCore
7/22/2014

K7 AntiVirus
Unwanted-Program
13.176.11566

Malwarebytes
PUP.Optional.InstallCore
v2014.07.22.11

McAfee
Artemis!C9FBE1E40745
5600.7062

Reason Heuristics
PUP.ISBRInstaller.i
14.8.7.20

Sophos
Install Core Click run software
4.98

Trend Micro House Call
TROJ_GEN.F47V0320
7.2.203

Vba32 AntiVirus
Downware.InstallCore
3.12.26.0

VIPRE Antivirus
Trojan.Win32.Generic
27768

Zillya! Antivirus
Adware.Agent.Win32.8971
2.0.0.1794

File size:
619.2 KB (634,080 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\pdf-xchange-viewer-25-build-2141-32-bits.exe

Digital Signature
Signed by:
ISBRInstaller

Authority:
COMODO CA Limited

Subject:
CN=ISBRInstaller, O=ISBRInstaller, STREET=Ronthschilde 63, L=Tel Aviv, S=Tel Aviv, PostalCode=6527319, C=IL

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

Serial number:
158EF632B1D9C77CF5AAB6A9367E7FCE

File PE Metadata
Compilation timestamp:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:s9nvpk4AWxgLoxU/AXO5391PZY7YaDE9s3MhqdFZkyRwg12cprlFJssY/:s9nvSDWxU/bRY7VI9CMQ08wgNprlFJG/

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 pdf-xchange-viewer-25-build-2141-32-bits.exe has been seen being distributed by the following URL.

http://esd.baixaki.com.br/programas/45746/.../pdf-xchange-viewer-25-build-2141-32-bits.exe

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