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firefox.exe

Quick Downloader

The Adlogica setup manager, an installer that bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application firefox.exe by Quick Downloader has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the Adlogica Quick Downloader installer. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. 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:
Quick Downloader  (signed and verified)

MD5:
4434e61edba24c7f92c554f2a414cf0a

SHA-1:
972e35994a8bbd725a7d46a363fb913eafd5482c

SHA-256:
0c61a2a7b70b2fe2f72515ec08b99abedb51a9d1c730eaf4a6a60dd56346dd72

Scanner detections:
11 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse 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:
5/23/2024 10:20:11 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Downloader.Gen
7.11.173.24

AVG
Generic
2015.0.3351

Clam AntiVirus
Win.Trojan.Outbrowse
0.98/21411

ESET NOD32
Win32/OutBrowse.AR potentially unwanted application
8.7.0.302.0

herdProtect (fuzzy)
variant of google-chrome.exe (Adware)
2014.11.13.15

IKARUS anti.virus
PUA.OutBrowse
t3scan.1.7.8.0

Malwarebytes
PUP.Optional.OutBrowse
v2014.09.15.07

McAfee
Adware-OutBrowse.a
5600.6948

Reason Heuristics
PUP.QuickDownloader.H
14.9.15.5

VIPRE Antivirus
Threat.4786018
33120

File size:
558 KB (571,408 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Quick Downloader (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
Quick Downloader

Authority:
COMODO CA Limited

Valid from:
8/11/2014 9:00:00 PM

Valid to:
8/11/2017 8:59:59 PM

Subject:
CN=Quick Downloader, O=Quick Downloader, STREET="96 Jessie St, 4th Floor", L=San Francisco, S=CA, PostalCode=94105, C=US

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

Serial number:
0087CE63C7728E982ECA2980DCA8DDE091

File PE Metadata
Compilation timestamp:
12/5/2009 8:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:b96zASN9RYNSaRNsPjYYoEa0zv342Qrj7Edl6lrK57nE+Hf:bAzAq9RVv6M086V+nV

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9766

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get.downloaddesktop5.com/1410752393/DownloadManager/GetALGK4?p=1955&d=18257&l=5187&n=1&productname=Firefox&d1=90969&filename=Firefox&tyurl=http://www.postdownload.net/.../redirect.php?id=ikq3ti6jb83g9mbc8ob67b2doch9bfc2j7rh37528cea7echk3a0-dacbad4ef449fe6ddf3d65ea1c026c83&d=downloadinfo.co&p=Firefox&pid=3

http://download-file.downloadinfo.co/download/288/.../

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