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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. The installer is marketed through download protals and search ads as the free Mozilla Firefox web browser but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
SetupManager  (signed by Optimum Installer)

Product:
SetupManager.exe

Description:
Firefox Setup

Version:
3.4.4

MD5:
e190e74b3ea718b8a6f77109764d0907

SHA-1:
88601fdacc240b6c0e968418b632fdc5900b48b2

SHA-256:
51a27f501b8747e59664f19f3de921f104e28db51a80f5dddb5c7bc550a3290e

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/27/2024 6:23:33 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adknowledge.OptimumI.Bundler (M)
16.3.29.17

File size:
765.3 KB (783,656 bytes)

Product version:
3.4.4

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:
10/10/2012 7:00:00 PM

Valid to:
11/7/2013 5:59:59 PM

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:
3/29/2013 1:45:31 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:Y/075iFjbVkFiJs4AiaS/yPV2xAXpH7m/3zeLdfy4TGfBDPLvK3tH2IA3/jEZGaw:Y/07cEzTG9e3tH2IA3/jotchGp3if1aQ

Entry address:
0x52E35

Entry point:
E8, 01, E2, 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, 7A, E2, 00, 00, 83, C4, 14, 5D, C3, FF, 35, F4, 9C, 4A, 00, E8, F6, 4E, 00, 00, 59, 85, C0, 74, 02, FF, D0, 6A, 19, E8, 21, A5, 00, 00, 6A, 01, 6A, 00, E8, 79, E5, 00, 00, 83, C4, 0C, E9, 5A, E4, 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, 3B...
 
[+]

Entropy:
6.5540

Code size:
457.5 KB (468,480 bytes)

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

http://downloader1.ez-download.com/?id=f50f27ee9a46be299726aa8dc8d3836e32422266&ts=1364775877&r=/.../?kw=firefox&subid=EZFFUS&cust=firefox&type=firefox&gclid=CPr4zIKbqLYCFcw7Mgod2F0AOQ&utm_campaign=EZFFUS&fwd=1

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