firefox setup.exe

Kupatafiku

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, “Kupatafiku 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:
Goge   (signed by Darwen Marketing Inc.)

Product:
Kupatafiku

Description:
Kupatafiku Setup

Version:
2.7.5.5

MD5:
71be8c856733f32aad366a0929e6682a

SHA-1:
4b27edcf2509f82d1df81f31ebee9964e4e8a751

SHA-256:
38c186132fca7019568179cd9c7894cf1f945bac717d5b9b89521d7972206595

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:
12/26/2024 1:03:06 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
17.3.16.11

File size:
963.7 KB (986,848 bytes)

Product version:
1.0.9

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\firefox setup.exe

Digital Signature
Authority:
thawte, Inc.

Valid from:
2/16/2016 5:30:00 AM

Valid to:
5/18/2017 5:29:59 AM

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:
1F1F22B813CDB509DAAD9139C753C40F

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0xAA98

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 2E, 86, FF, FF, E8, 35, 98, FF, FF, E8, 9C, 9B, FF, FF, E8, B7, 9F, FF, FF, E8, 56, BF, FF, FF, E8, ED, E8, FF, FF, E8, 54, EA, FF, FF, 33, C0, 55, 68, 69, B1, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 32, B1, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, D0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, C2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, 24, 93, FF, FF, 8D, 55, F0, 33, C0, E8, 66, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9342

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

Code size:
40.5 KB (41,472 bytes)

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

http://www.capitalvaultsbits.com/c?x=fWUMHDYDbm WqqLYJPwQ329ZUWQiiE5CsyW2XCi3Mtc=&c=jrz76E1 o edD8IqBSTwsJlJ2miuXHEhrge6Z1CPeWIv3NvgAtqX j8s6hGdxY/1EzU5junHc9kujB0eHS4Bhw/uYcqZ9alXTbeNDB2bYGT36rM047eYQdKU9X/rIsXJ&downloadAs=Firefox Setup.exe&fallback_url=http://www.downloadfree4.com/landers/.../download.php

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