mozilla firefox setup.exe

WeDownload, Ltd

The application mozilla firefox setup.exe by WeDownload has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Midia Downloader installer. With this installer, users are expecting to download the free Mozilla Firefox web browser but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware. The file has been seen being downloaded from mozilla-firefox.todownload.com.
Publisher:
WeDownload, Ltd  (signed and verified)

Version:
1.0.0.0

MD5:
835f87a649e19c972cd690d5451cf3d4

SHA-1:
9169d506652bb238765b7b5192d7623b9a175d04

SHA-256:
17265e1d7ae37e7a0b59b1b3077480f3abb4da661f851d217b7210ae2281d923

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/24/2024 11:57:25 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WeDownload.Bundler (M)
15.12.23.10

File size:
1.1 MB (1,160,856 bytes)

Product version:
1.0.0.0

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Midia Downloader

Language:
English (United States)

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

Digital Signature
Signed by:

Authority:
DigiCert Inc

Valid from:
2/5/2013 4:00:00 PM

Valid to:
2/11/2016 4:00:00 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:
7/15/2013 2:58:54 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:MFVRc+TS2Mt1nFae2kRgNvs8/JmJj82UlJh6Ur6ce7BgctM:MTRlTSrgN3q1UPf9e7B5t

Entry address:
0x37B960

Entry point:
60, BE, 00, A0, 67, 00, 8D, BE, 00, 70, D8, FF, C7, 87, 34, 9C, 2C, 00, 36, 68, 14, 46, 57, 83, CD, FF, EB, 0E, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46...
 
[+]

Entropy:
7.8981

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.22 (Delphi) stub

Code size:
1 MB (1,060,864 bytes)

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

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