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Firefox Setup.exe

Firefox

Install Assistant

This is the Vittalia Filewon Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application Firefox Setup.exe by Install Assistant has been detected as adware by 20 anti-malware scanners. The program is a setup application that uses the Vittalia DM installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. 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:
Install Assistant  (signed and verified)

Product:
Firefox

Version:
3.0.0.89

MD5:
bee91a19be45a4be361ef39a6198146c

SHA-1:
13274bbb6cbd94ae0f7e02136d4603a8bfbbfc43

SHA-256:
5d9b98ebf428b151ae6232d3e828a24c1fc2ada9608d5f38062d4c50f76efd3c

Scanner detections:
20 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

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:
12/25/2024 12:37:50 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.AirInstaller.5
5639840

AhnLab V3 Security
PUP/Win32.DownloadAdmin
2015.06.04

Avira AntiVirus
TR/Crypt.XPACK.Gen
7.11.30.172

Arcabit
Trojan.Application.Bundler.AirInstaller.5
1.0.0.425

AVG
Generic
2016.0.3089

Bitdefender
Gen:Variant.Application.Bundler.AirInstaller.5
1.0.20.770

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.DownloadAssistant.S
22322

Dr.Web
Trojan.Vittalia.30
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.AirInstaller
10.0.0.5366

ESET NOD32
Win32/DownloadAssistant.A potentially unwanted application
7.0.302.0

F-Secure
Riskware.Gen:Variant.Application.Bundler
5.14.151

G Data
Gen:Variant.Application.Bundler.AirInstaller
15.6.25

K7 AntiVirus
Unwanted-Program
13.204.16128

MicroWorld eScan
Gen:Variant.Application.Bundler.AirInstaller.5
16.0.0.462

NANO AntiVirus
Trojan.Win32.Vittalia.dqfrig
0.30.24.1636

Norman
Gen:Variant.Application.Bundler.AirInstaller.5
02.06.2015 14:23:46

Panda Antivirus
Trj/Genetic.gen
15.06.03.03

Reason Heuristics
PUP.Vittalia.Bundler
15.6.3.15

Rising Antivirus
PE:Malware.XPACK-HIE/Heur!1.9C48
23.00.65.15601

File size:
956.7 KB (979,616 bytes)

Product version:
3.0.0.89

Copyright:
(c) Install Assistant

Original file name:
Firefox Setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM

Language:
English (United States)

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

Digital Signature
Signed by:
Install Assistant

Authority:
Symantec Corporation

Valid from:
3/10/2015 8:00:00 AM

Valid to:
3/10/2016 7:59:59 AM

Subject:
CN=Install Assistant, O=Install Assistant, L=Wilmington, S=Delaware, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
22447A22A7271728A9B013CFD533476D

File PE Metadata
Compilation timestamp:
3/26/2015 8:00:38 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:89kU/XHjDd9KppVl/1PVc5sj4UYEcXJwAHdFn+i5MWCAp:sTqHcej4zjj+BWpp

Entry address:
0x126A

Entry point:
55, 8B, EC, 83, EC, 10, 53, 56, 57, 6A, 00, FF, 15, 08, 10, 49, 00, 8B, F8, 33, D2, 8B, CF, 8B, 5F, 3C, 03, DF, 2B, 05, 1C, 10, 40, 00, 89, 45, F4, 1B, D2, F7, D8, 89, 55, F8, 0F, B7, 73, 14, 83, D2, 00, F7, DA, 89, 75, F0, 52, 8B, 93, A0, 00, 00, 00, 50, 8B, 44, 1E, 24, 03, 05, 28, 10, 40, 00, 50, FF, B3, A4, 00, 00, 00, E8, 88, FD, FF, FF, 8B, 54, 1E, 28, 83, C4, 10, A1, 28, 10, 40, 00, 2B, D0, 83, FA, 01, 76, 0D, 8B, 4C, 1E, 24, 03, C8, 03, CF, E8, F2, FE, FF, FF, A1, 20, 10, 40, 00, 83, C6, 40, 03, F3...
 
[+]

Entropy:
7.0411

Developed / compiled with:
Microsoft Visual C++

Code size:
574.5 KB (588,288 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to useast.gtdlrfwd.com  (104.131.2.201:80)

TCP (HTTP):
Connects to new-york-2.cdn77.com  (92.242.140.21:80)

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