setup.exe

File Viewer Lite

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 setup.exe by Download Assistant has been detected as adware by 21 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. During install, it bundles potentially unwanted software on a user's computer at the same time without adequate consent. The file has been seen being downloaded from dl.windowsfileviewer.com.
Publisher:
Download Assistant  (signed and verified)

Product:
File Viewer Lite

Version:
3.0.0.104

MD5:
2ff626f5f527a649583a73a4cbef0f78

SHA-1:
a277db79b987ef657bf40cb430b58157726b8668

SHA-256:
0b168abca7dd2acdc57e1b7ec9bcbbeccb2e7a9ba1ab23f5c4ec6e0b79ce7c1f

Scanner detections:
21 / 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:
5/21/2024 12:07:13 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.AirInstaller.5
400

AhnLab V3 Security
PUP/Win32.Bundler
2015.05.23

avast!
Win32:Adware-CKC [PUP]
2014.9-151231

AVG
Generic
2016.0.2878

Bitdefender
Gen:Variant.Application.Bundler.AirInstaller.5
1.0.20.1825

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.DownloadAssistant.S
22210

Dr.Web
Trojan.Vittalia.30
9.0.1.0365

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.AirInstaller
8.15.12.31.08

ESET NOD32
Win32/DownloadAssistant.A potentially unwanted application
9.7.0.302.0

F-Secure
Riskware.Gen:Variant.Application.Bundler
11.2015-31-12_5

G Data
Gen:Variant.Application.Bundler.AirInstaller
15.12.25

K7 AntiVirus
Unwanted-Program
13.204.15997

Malwarebytes
PUP.Optional.BundleInstaller.A
v2015.12.31.08

MicroWorld eScan
Gen:Variant.Application.Bundler.AirInstaller.5
16.0.0.1095

NANO AntiVirus
Trojan.Win32.Vittalia.dqfrig
0.30.24.1636

Norman
Gen:Variant.Application.Bundler.AirInstaller.5
11.20151231

Panda Antivirus
Trj/Genetic.gen
15.12.31.08

Reason Heuristics
PUP.Air Software.DownloadAssistant.Bundler (M)
15.12.31.20

Rising Antivirus
PE:Malware.XPACK-HIE/Heur!1.9C48
23.00.65.151229

VIPRE Antivirus
Threat.4782985
40432

File size:
960.2 KB (983,216 bytes)

Product version:
3.0.0.104

Copyright:
(c) Download Assistant

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

Digital Signature
Authority:
Symantec Corporation

Valid from:
2/15/2015 7:00:00 PM

Valid to:
2/16/2016 6:59:59 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:
5/27/2015 8:11:10 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:ArcCMl754Fjor+tdAfRGYBaWdbj21rP6bbj:JMuLRuWd6P6bf

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:
7.0543

Developed / compiled with:
Microsoft Visual C++

Code size:
574 KB (587,776 bytes)

The file setup.exe has been seen being distributed by the following URL.

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