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Firefox Setup.exe

Installer

Darwen Marketing Inc.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application Firefox Setup.exe, “Installer Setup ” by Darwen Marketing 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 installCore 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.
Publisher:
Web   (signed by Darwen Marketing Inc.)

Product:
Installer

Description:
Installer Setup

MD5:
b5d05902181948bfa90684904e861d22

SHA-1:
e3c08d33a76d794bd91b554160f037b9f04b957c

SHA-256:
562e062a7a09d6a13e69a70a91353f6a753bdbed91dc0d86c79c018f38b6de1d

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:
11/15/2024 11:29:17 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
17.2.16.15

File size:
835.7 KB (855,720 bytes)

Product version:
4.8.8

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\firefox setup.exe

Digital Signature
Signed by:
Darwen Marketing Inc.

Authority:
GlobalSign nv-sa

Valid from:
2/16/2015 10:14:30 AM

Valid to:
2/17/2016 10:14:30 AM

Subject:
CN=Darwen Marketing Inc., O=Darwen Marketing Inc., L=Victoria, S=British Columbia, C=CA

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112180A13CB05776BC42C97930E7C161F590

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

The file Firefox Setup.exe has been seen being distributed by the following URL.

http://cdn.darwendlmnowcenter.com/.../Vk3RmynTzw=&c= VNdDswfZuI9p1sTyTUkbaVCHw19ZHxBo5R64jdQPrmXpmmluwWh7GDhqE7FMPPcyyGXw s0DeMtdOYr3kgtZglmmnntGja4cjJfs0q6yKbSS4t85J8zzrUrS5JkRtyamFyKd7IVLKpwET3 s6xaVQ==&downloadAs=Firefox Setup.exe

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