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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 25 anti-malware scanners. The program is a setup application that uses the Adlogica Quick Downloader 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:
Quick Downloader  (signed and verified)

MD5:
50c3c3c420ed03ff1c665e2def75af89

SHA-1:
ed0462a4b5ae53e3a87f3e758b74500300f75776

SHA-256:
8fc93010ad7669a8ddd63b9dfb5abccbc3f8591f74d8ca7c6dc7bf83a0393e6b

Scanner detections:
25 / 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:
5/8/2024 10:42:01 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Dropped:Application.Bundler.Outbrowse.N
6519930

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.02.03

Avira AntiVirus
APPL/Downloader.Gen
7.11.206.148

avast!
Adware-gen [Adw]
150101-1

AVG
Generic
2016.0.3210

Bitdefender
Dropped:Application.Bundler.Outbrowse.N
1.0.20.165

Comodo Security
UnclassifiedMalware
20941

Dr.Web
Trojan.Packed.28678
9.0.1.05190

Emsisoft Anti-Malware
Dropped:Application.Bundler.Outbrowse.N
9.0.0.4799

ESET NOD32
Win32/OutBrowse.AY potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
2/2/2015

F-Secure
Riskware.Dropped:Application.Bundler.Outbrowse
5.13.68

G Data
Dropped:Application.Bundler.Outbrowse
15.2.25

K7 AntiVirus
Unwanted-Program
13.193.14838

Kaspersky
not-a-virus:AdWare.MSIL.OutBrowse
15.0.0.543

Malwarebytes
PUP.Optional.OutBrowse
v2015.02.02.08

McAfee
Adware-OutBrowse.b
5600.6866

MicroWorld eScan
Dropped:Application.Bundler.Outbrowse.N
16.0.0.99

NANO AntiVirus
Trojan.Win32.OutBrowse.dgnlgr
0.30.0.65070

Norman
Dropped:Application.Bundler.Outbrowse.N
03.12.2014 13:20:04

Reason Heuristics
PUP.Adlogica
15.2.2.20

Sophos
PUA 'OutBrowse' (of type Adware)
5.09

Vba32 AntiVirus
Hoax.PornoAsset
3.12.26.3

VIPRE Antivirus
Threat.4823950
36666

File size:
564 KB (577,488 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 8:00:00 PM

Valid to:
8/11/2017 7:59:59 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 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:/kdhKRYnZ68wDGHWzjoYi1N1VMOOJJAbEt25PJnq4Qn:/GIRu4eHWzjop1SJAQt25Rqz

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:
7.9732

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 URL.

http://download.di.downloadzinc.net/download/288/.../?_s=sm46sbpr2a2l09i5isgjudehm34q411t5b8in7nopu0vou1c6fg0-bbdaac9239864fd0b364ec0635b4569a

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