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mozilla-firefox-32-0-32-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 mozilla-firefox-32-0-32-bits.exe by No Zebra Networka has been detected as adware by 17 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 the free Mozilla Firefox web browser but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
No Zebra Network Ltda.  (signed and verified)

MD5:
01bb69c696d535b0670626d90eabd9fc

SHA-1:
27265b1d88a113709d5e51392d379490e31e38f1

SHA-256:
ceffc6078fe1325e226439ca3c5d59f1c7929566739229bcbfb9d7a968b9fb8e

Scanner detections:
17 / 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 12:24:00 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.193.202

AVG
Generic
2016.0.3125

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.15428

Comodo Security
ApplicUnwnt
20315

Dr.Web
Trojan.InstallCore.11
9.0.1.0118

ESET NOD32
Win32/InstallCore.QL (variant)
9.10332

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

herdProtect (fuzzy)
variant of speed-gear-7-2-32-bits.exe (Adware)
2015.7.28.21

K7 AntiVirus
Unwanted-Program
13.186.14280

Malwarebytes
PUP.Optional.InstallCore
v2015.04.28.05

McAfee
Artemis!01BB69C696D5
5600.6781

Reason Heuristics
Threat.Installer.NoZebraNetworka
15.4.28.13

Sophos
Install Core Click run software
4.98

SUPERAntiSpyware
PUP.InstallCore/Variant
9725

Trend Micro House Call
Suspicious_GEN.F47V0916
7.2.118

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
InstallCore
35576

File size:
673 KB (689,200 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\mozilla-firefox-32-0-32-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:iDvpAFf8fPZqgDV+hKxdNuryvHZ50y1s3Ve10MupnVQsJ3h2gNEhi6ELo2uQJjWO:iDvSFf8nZI3yBOwWVIDwxh2g+ULLoUSv

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 mozilla-firefox-32-0-32-bits.exe has been seen being distributed by the following 2 URLs.

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../mozilla-firefox-82-81-410291.exe

http://gerenciador.nzs.com.br/nocache/programas/urls/iron/.../mozilla-firefox-24-31-410292.exe

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