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icreinstall_adobe-reader-11-0-9-32-bits.exe

No Zebra Network Ltda.

The installer utilizes InstallCore which may bundle about 3-4 offers for various ad-supported toolbars, extensions and utilities. The application icreinstall_adobe-reader-11-0-9-32-bits.exe by No Zebra Networka has been detected as adware by 9 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 installer is marketed through download protals and search ads as Adobe's free Reader but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
No Zebra Network Ltda.  (signed and verified)

MD5:
fd6cffc44458e09f4e3fb5ae293f1433

SHA-1:
8aa641437f9d657a8022737973f4ccc67fd25a72

SHA-256:
085dbd3c6f7590b728a14045264886d1bb85fed71119935811fa6c2bfa8cc760

Scanner detections:
9 / 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:
11/5/2024 2:34:24 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3331

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.14105

ESET NOD32
Win32/InstallCore.PL (variant)
8.10446

F-Prot
W32/InstallCore.AC.gen
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.183.13432

Malwarebytes
PUP.Optional.Installcore
v2014.10.05.02

McAfee
Artemis!FD6CFFC44458
5600.6987

Reason Heuristics
PUP.NoZebraNetworka.h
14.10.5.2

VIPRE Antivirus
InstallCore
33316

File size:
668.5 KB (684,544 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\icreinstall_adobe-reader-11-0-9-32-bits.exe

Digital Signature
Signed by:
No Zebra Network Ltda.

Authority:
Thawte, Inc.

Valid from:
8/11/2014 9:00:00 PM

Valid to:
8/12/2015 8:59:59 PM

Subject:
CN=No Zebra Network Ltda., OU=IT, O=No Zebra Network Ltda., L=Curitiba, S=Paran, C=BR

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
49D9BC150ECE10C921669720128B3CF3

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:iN3vpxzkWYGA6stQzZzQzAJiF3d6jcZ3mNG/YevlbpXC+Q:iRvLzVnGQOzAJiD6AANG/YIbpX5Q

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 icreinstall_adobe-reader-11-0-9-32-bits.exe has been seen being distributed by the following 13 URLs.

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../adobe-reader-21-91-4102971.exe

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../adobe-reader-31-8-4102981.exe

http://gerenciador.baixaki.com.br/nocache/programas/urls/iron/.../adobe-reader-05-22-4102932.exe

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../adobe-reader-7-31-4102902.exe

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../adobe-reader-34-01-4102991.exe

http://install.nznweb.com.br/nocache/programas/urls/iron/.../adobe-reader-5-02-4102992.exe

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../adobe-reader-82-11-4102981.exe

http://gerenciador.baixaki.com.br/nocache/programas/urls/iron/.../adobe-reader-75-51-4102912.exe

http://install.nznweb.com.br/nocache/programas/urls/iron/.../adobe-reader-3-91-4102992.exe

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../adobe-reader-41-12-4102991.exe

http://gerenciador.baixaki.com.br/nocache/programas/urls/iron/.../adobe-reader-72-01-4102932.exe

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../adobe-reader-33-12-4102902.exe

http://gerenciador.baixaki.com.br/nocache/programas/urls/iron/.../adobe-reader-62-61-4102942.exe

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to os.solvefile.com  (207.189.109.121:80)

TCP (HTTP):
Connects to cdnus.solvefile.com  (207.189.109.121:80)

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