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mozilla firefox setup.exe

WeDownload, Ltd

The application mozilla firefox setup.exe by WeDownload has been detected as adware by 15 anti-malware scanners. The program is a setup application that uses the Midia Downloader installer. During install, it bundles potentially unwanted software on a user's computer at the same time without adequate consent. 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. The file has been seen being downloaded from mozilla-firefox.es.xtremedownload.com.
Publisher:
WeDownload, Ltd  (signed and verified)

MD5:
df93d07abb7236a6deaed905b8c916a3

SHA-1:
6bf90af514c4ab96c7158d1291c96659a7c697cd

SHA-256:
91ac1ebedebdfcf01af818fa82fcb0eef1c69ae6d2433b702aaa841349a59946

Scanner detections:
15 / 68

Status:
Adware

Explanation:
May bundle additional potentially unwanted software such as adware during setup.

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:
4/30/2024 5:07:55 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.Soft32Downloader.A
945

avast!
Downloader-TOV [PUP]
140617-1

AVG
Wedownload
2015.0.3423

Bitdefender
Application.Bundler.Soft32Downloader.A
1.0.20.930

Dr.Web
Adware.Downware.2498
9.0.1.05190

ESET NOD32
MSIL/Soft32Downloader.A potentially unwanted application
7.0.302.0

F-Secure
Application.Bundler.Soft32Downloader
11.2014-05-07_7

G Data
Application.Bundler.Soft32Downloader
14.7.24

IKARUS anti.virus
PUA.Bundler.Soft32Downloader
t3scan.1.6.1.0

Malwarebytes
PUP.Optional.BundleInstaller.A
v2014.07.05.12

MicroWorld eScan
Application.Bundler.Soft32Downloader.A
15.0.0.558

Qihoo 360 Security
Trojan.Generic
1.0.0.1015

Reason Heuristics
PUP.Installer.WeDownload.V
14.8.7.20

Trend Micro House Call
TROJ_GE.D2686122
7.2.186

VIPRE Antivirus
Threat.4150696
29708

File size:
593.4 KB (607,616 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Midia Downloader (using Nullsoft Install System)

Common path:
C:\users\{user}\downloads\mozilla firefox setup.exe

Digital Signature
Signed by:
WeDownload, Ltd

Authority:
DigiCert Inc

Valid from:
2/5/2013 5:00:00 PM

Valid to:
2/11/2016 5:00:00 AM

Subject:
CN="WeDownload, Ltd", O="WeDownload, Ltd", L=Nicosia, C=CY

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0320C5B8F7CE6E92D3665598826A4480

File PE Metadata
Compilation timestamp:
12/5/2009 3:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:lwMDD4z8x0bDiuWkPDBfOkAXlgmpQ5K/dQlnrH2DDmn:ltghsSD5o1r68/dQlD4Dm

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9176

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file mozilla firefox setup.exe has been seen being distributed by the following URL.

http://mozilla-firefox.es.xtremedownload.com/get/file/id/.../?lp=adwords&tg=mx&kw=Mozilla firefox mexico&mt=e&ad=38282626499&pl=&ds=s&gclid=CPDfguW2-70CFcyTfgodKKUABg

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