firefox_setup.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_setup.exe by Quick Downloader has been detected as adware by 12 anti-malware scanners. The program is a setup application that uses the Adlogica Quick Downloader 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:
Quick Downloader  (signed and verified)

MD5:
f9d10023f2808f5297ba1ae9daf0a990

SHA-1:
30027905ac7f0566b4b40a3f9007de4b5525e94f

SHA-256:
77018abbdf0ea6511e9c54cdd7b49f18bc078acaa740f8bb609ec235d320b58c

Scanner detections:
12 / 68

Status:
Adware

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:
4/25/2024 9:45:26 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
7.11.169.164

Clam AntiVirus
Win.Adware.Installcore-548
0.98/19493

Comodo Security
Application.Win32.Installcore.PL
19338

Dr.Web
Adware.InstallCore.406
9.0.1.05190

ESET NOD32
Win32/InstallCore.PK potentially unwanted application
7.0.302.0

F-Prot
W32/InstallCore.AC.gen
v6.4.7.1.166

K7 AntiVirus
Trojan
13.183.13166

NANO AntiVirus
Riskware.Text.Drop.deoyhc
0.28.2.62483

Reason Heuristics
PUP.Installer.QuickDownloader.N
14.10.24.5

Sophos
Install Core
4.98

SUPERAntiSpyware
10281

VIPRE Antivirus
Threat.5063361
32210

File size:
818.6 KB (838,296 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adlogica Quick Downloader (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Authority:
COMODO CA Limited

Valid from:
8/7/2013 7:00:00 PM

Valid to:
8/8/2014 6:59:59 PM

Subject:
CN=Quick Downloader, O=Quick Downloader, STREET=96 Jessie st, STREET=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:
00886E74060345A7D9DD833C2ADF305E49

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:lMFOCfjDmeiQVYmWWH6XD0Vjs1RJfVgBUlIbO8PX:lmtfXme5tWqMD0VaXf6bbOa

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, BF, A9, FF, FF, E8, 5E, 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:
7.8956

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

Code size:
37 KB (37,888 bytes)

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