firefox setup.exe

Tepogu

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, “Tepogu 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:
Darwen Marketing Inc.  (signed and verified)

Product:
Tepogu

Description:
Tepogu Setup

Version:
1.7.2.3

MD5:
9fac83277f960784a69f278bf9c7bd3e

SHA-1:
37a607e01bcf8fa5cd28fd933dce8e113d6af2e4

SHA-256:
a3e7f3fa01efa365da75d62969194ba3a8d6e6bf1386505a57eccae7290a3629

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:
12/29/2024 6:20:34 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.8.11.5

File size:
949.2 KB (971,984 bytes)

Product version:
5.7

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Authority:
thawte, Inc.

Valid from:
5/31/2016 9:00:00 PM

Valid to:
6/1/2017 8:59:59 PM

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

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
3A06E9DBD0206A134B76F68EF10A4949

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:zejORhj7T8NDvi5KXlro4iNXmw9XlJhdPXVu4ACePb6exXxglKhC2Iqjzva6WXd6:zej85v8NDv0Ky3m67TvV1XePb8sItmVP

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.

Remove firefox setup.exe - Powered by Reason Core Security