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teamviewer-9-0-32494-32-bits.exe

No Zebra Network Ltda.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application teamviewer-9-0-32494-32-bits.exe by No Zebra Networka 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 gerenciador.baixaki.com.br and multiple other hosts.
Publisher:
No Zebra Network Ltda.  (signed and verified)

MD5:
242495f1da5f51799c0e74e8352601a0

SHA-1:
b2d1a490962651fe7bc5e5203133c6af7ee3f5d5

SHA-256:
f8b394d9c50f85247cae64e3752dc12fb38f91f34b487c27f1a72cfbd71a2a81

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 '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:
5/12/2024 6:05:03 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3342

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.14924

ESET NOD32
Win32/InstallCore.PL (variant)
8.10472

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

herdProtect (fuzzy)
variant of vlc-media-player-2-1-5-32-bits.exe (Adware)
2014.12.6.7

K7 AntiVirus
Unwanted-Program
13.183.13504

Malwarebytes
PUP.Optional.Installcore
v2014.09.24.10

McAfee
Artemis!ACA28E362058
5600.6998

Reason Heuristics
PUP.NoZebraNetworka.CC
14.9.24.10

VIPRE Antivirus
Trojan.Win32.Generic
33464

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}\downloads\teamviewer-9-0-32494-32-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:XN3vpxzkWYGA6stQzZzQzAJiF3d6jcZ3mNG/YevlbpXC+Q:XRvLzVnGQOzAJiD6AANG/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...
 
[+]

Entropy:
7.8825

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

Code size:
37 KB (37,888 bytes)

The file teamviewer-9-0-32494-32-bits.exe has been seen being distributed by the following 3 URLs.

http://gerenciador.baixaki.com.br/nocache/programas/urls/iron/.../teamviewer-51-41-4102942.exe

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../teamviewer-82-91-4102991.exe

http://gerenciador.baixaki.com.br/nocache/programas/urls/iron/.../teamviewer-5-81-4102942.exe

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