firefoxupdatesetup.exe

Internet

File.org

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application firefoxupdatesetup.exe, “Internet Setup ” by File.org has been detected as a potentially unwanted program by 13 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. 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:
File.org  (signed and verified)

Product:
Internet

Description:
Internet Setup

MD5:
31f37e3d5094f139601a8d09a944c215

SHA-1:
7b92350cd150bc30efa95257407ff5f833bbbc93

SHA-256:
5741b760c5c0b369b9af1f8c372fa636a58809cfc5a34d53612c068848a0166e

Scanner detections:
13 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
5/21/2024 6:28:32 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/InstallCo.zlz
7.11.206.130

Baidu Antivirus
Adware.Win32.InstallCore
4.0.3.1524

Dr.Web
Adware.Downware.4757
9.0.1.035

ESET NOD32
Win32/InstallCore.VW potentially unwanted (variant)
9.11110

Fortinet FortiGate
Riskware/InstallCore
2/4/2015

G Data
Win32.Application.Agent.TQA61I
15.2.25

K7 AntiVirus
Unwanted-Program
13.193.14838

McAfee
Artemis!31F37E3D5094
5600.6864

Qihoo 360 Security
Win32/Virus.Adware.e85
1.0.0.1015

Reason Heuristics
PUP.Installer.Fileorg
15.2.4.15

Trend Micro House Call
Suspicious_GEN.F47V0129
7.2.35

VIPRE Antivirus
Trojan.Win32.Generic
37196

File size:
696.5 KB (713,168 bytes)

Product version:
4.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\firefoxupdatesetup.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
4/24/2014 8:00:00 PM

Valid to:
4/25/2015 7:59:59 PM

Subject:
CN=File.org, O=File.org, STREET=Bysoestrade 2B st., L=Holbaek, S=N/A, PostalCode=4300, C=DK

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00E2D23668FD70A6AD497F37619358D967

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:FpvpPREUfzLUO8VWPYtU9BatUg5TP69Xa+wdq80MRjGV3V1D1ma:FpvLEU8dVWPYo4tV5m5aHgg1u1Zma

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:
7.8775

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

Code size:
37 KB (37,888 bytes)

The file firefoxupdatesetup.exe has been seen being distributed by the following 2 URLs.

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