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firefox_setup.exe

SetupManager.exe

Optimum Installer

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application firefox_setup.exe, “Firefox Setup ” by Optimum Installer 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 Adknowledge Fusion 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:
SetupManager  (signed by Optimum Installer)

Product:
SetupManager.exe

Description:
Firefox Setup

Version:
3.3.0

MD5:
8622b63da96efee075aa320921532ca6

SHA-1:
69fa4750f0a3a7d2bdd1a99d2c82257fe95383c4

SHA-256:
65acdb405a77b9a9f35a8d7b0af0d037b4877c77eac486e21fb176727cb09dfb

Scanner detections:
1 / 68

Status:
Adware

Explanation:
This installer bundles various adware prorgams that may include toolbars and web browser advertising injectors/extensions.

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:
4/30/2024 10:46:36 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adknowledge.OptimumI.Bundler (M)
16.7.6.5

File size:
758.3 KB (776,488 bytes)

Product version:
3.3.0

Original file name:
Setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Language:
English (United States)

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

Digital Signature
Signed by:
Optimum Installer

Authority:
VeriSign, Inc.

Valid from:
10/11/2012 4:00:00 AM

Valid to:
11/8/2013 3:59:59 AM

Subject:
CN=Optimum Installer, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Optimum Installer, L=Kansas City, S=Missouri, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
7C5F27B776ADBBB7943F700066A490BF

File PE Metadata
Compilation timestamp:
3/20/2013 6:02:18 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:vCRgofbugs1G99g6xMGVgIEWF1FCmRy/RGC/GpoHlUAji:vagsbds1z6xMGGIF1FCmKVvFZ+

Entry address:
0x51FD6

Entry point:
E8, 72, E1, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 6A, 00, FF, 75, 14, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, EB, E1, 00, 00, 83, C4, 14, 5D, C3, CC, FF, 35, 24, 8E, 4A, 00, E8, 14, 4D, 00, 00, 59, 85, C0, 74, 02, FF, D0, 6A, 19, E8, 3F, A3, 00, 00, 6A, 01, 6A, 00, E8, E9, E4, 00, 00, 83, C4, 0C, E9, CA, E3, 00, 00, 8B, FF, 55, 8B, EC, 8B, 45, 08, 66, 8B, 08, 40, 40, 66, 85, C9, 75, F6, 2B, 45, 08, D1, F8, 48, 5D, C3, 8B, FF, 55, 8B, EC, 8B, 55, 08, 53, 56, 57, 33, FF, 3B, D7, 74, 07, 8B, 5D, 0C...
 
[+]

Entropy:
6.5683

Code size:
453.5 KB (464,384 bytes)

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

http://install2.ez-download.com/o/.../Firefox_setup.exe

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