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firefox_install.exe

Mozilla Firefox

Download Assistant

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application firefox_install.exe by Download Assistant has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager 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:
Download Assistant  (signed and verified)

Product:
Mozilla Firefox

Version:
3.0.0.89

MD5:
c2c7991d78b0b6677e7227ff4953650d

SHA-1:
7511a888bc8739ded4247651a14b1cbc4e844d65

SHA-256:
1bae9435967cdfab5087ccff29ea94627dd22c00723dbc6b9cdc3fa4fe2b494d

Scanner detections:
11 / 68

Status:
Adware

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

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/23/2024 6:07:50 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Bundler
2015.03.25

Avira AntiVirus
TR/Crypt.XPACK.Gen
3.6.1.96

avast!
Win32:Adware-CKC [PUP]
150319-0

AVG
DownloadAssistant.A
2016.0.3154

Bkav FE
W32.HfsAdware
1.3.0.6379

Dr.Web
Trojan.Vittalia.30
9.0.1.05190

ESET NOD32
Win32/DownloadAssistant.A potentially unwanted application
7.0.302.0

NANO AntiVirus
Trojan.Win32.DownloadHelper.dpgylc
0.30.8.659

Reason Heuristics
PUP.Bundler.Air Software
15.3.30.23

Rising Antivirus
PE:Malware.XPACK-HIE/Heur!1.9C48
23.00.65.15328

VIPRE Antivirus
Threat.4782985
38552

File size:
957.2 KB (980,144 bytes)

Product version:
3.0.0.89

Copyright:
(c) Download Assistant

Original file name:
firefox_install.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

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

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
2/15/2015 4:00:00 PM

Valid to:
2/16/2016 3:59:59 PM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

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

Serial number:
3784E4CAC60231ED82FD7E8E845E8CE3

File PE Metadata
Compilation timestamp:
3/27/2015 4:04:34 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:7bwyUJM4Swf3etoWz3Rl4SbGOu18Rz6/KJT3Jn2tFHkyTsL:nwrOiChl4EGOua6Cx3sPHkYk

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:
7.0404

Developed / compiled with:
Microsoft Visual C++

Code size:
574.5 KB (588,288 bytes)

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