firefox_setup.exe

Generic

Download Stream

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, “Generic Setup ” by Download Stream 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:
Software internet   (signed by Download Stream)

Product:
Generic

Description:
Generic Setup

Version:
1.3.2.3

MD5:
f6d6cc106aa45d8b24171ea119e8066a

SHA-1:
87ae44c37e8c21cb9a20f3c0970da5de015f88e8

SHA-256:
6a83ab32b5f501bf1b10dba37c524d3821a5f8825bbb6250b4d7166da2f49bae

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 10:39:12 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.Download.Installer (M)
16.7.7.2

File size:
775.2 KB (793,768 bytes)

Product version:
5.6.9

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
2/26/2015 7:00:00 PM

Valid to:
2/26/2017 6:59:59 PM

Subject:
CN=Download Stream, O=Download Stream, STREET="1930 Village Center Circle #3-1234", L=Las Vegas, S=NV, PostalCode=89134, C=US

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
6F743ED7A3F6BE2849D3B5B7D2D51E3A

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:J6SppmokAS0jdcNIbtfCV9HfOsby83wzBejPZtWhAz7s+lu5Gm9AA9iIjUvjGsJw:J6SXmI2S14HfOs28A0DWWz5l5YcGsFw

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8847

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

Code size:
37 KB (37,888 bytes)

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

Remove firefox_setup.exe - Powered by Reason Core Security