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setup.exe

AVG Antivirus Free

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 download.officialsoftware.net.
Publisher:
Download Assistant  (signed and verified)

Product:
AVG Antivirus Free

Version:
3.0.0.103

MD5:
42ff4f613d3747f84d9de809b6482caf

SHA-1:
9aaa23b76321e92384b173eea95c2778c1e34256

SHA-256:
52205333f204501c0221ba404c05d6ed0f48b9c5a91cd5fe0e4536377e33c375

Scanner detections:
21 / 68

Status:
Adware

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

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:
11/24/2024 1:37:39 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.AirInstaller.5
416

AhnLab V3 Security
PUP/Win32.Bundler
2015.05.01

avast!
Win32:Adware-CKC [PUP]
2014.9-151216

AVG
Generic
2016.0.2894

Bitdefender
Gen:Variant.Application.Bundler.AirInstaller.5
1.0.20.1750

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.DownloadAssistant.S
21753

Dr.Web
Trojan.Vittalia.30
9.0.1.0350

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.AirInstaller
8.15.12.16.08

ESET NOD32
Win32/DownloadAssistant.A potentially unwanted application
9.7.0.302.0

F-Secure
Riskware.Gen:Variant.Application.Bundler
11.2015-16-12_4

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

K7 AntiVirus
Unwanted-Program
13.205.16279

Malwarebytes
PUP.Optional.BundleInstaller.A
v2015.12.16.08

MicroWorld eScan
Gen:Variant.Application.Bundler.AirInstaller.5
16.0.0.1050

NANO AntiVirus
Trojan.Win32.Vittalia.dqfrig
0.30.10.952

Norman
Gen:Variant.Application.Bundler.AirInstaller.5
11.20151216

Panda Antivirus
Trj/Genetic.gen
15.12.16.08

Reason Heuristics
PUP.Air Software.DownloadAssistant.Bundler (M)
15.12.16.8

Rising Antivirus
PE:Malware.XPACK-HIE/Heur!1.9C48
23.00.65.151214

VIPRE Antivirus
Threat.4782985
38882

File size:
960.7 KB (983,728 bytes)

Product version:
3.0.0.103

Copyright:
(c) Download Assistant

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

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

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
2/15/2015 6:00:00 PM

Valid to:
2/16/2016 5:59:59 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:
5/22/2015 12:52:05 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:1TFf6wues+aQzVMyMAzmz0Rl33/kR9fXbwN0:XiwuezlOyMNwl3MR9Ds0

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:
7.0606

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.

http://download.officialsoftware.net/v2/click/9fa21c67/?d=http://officialsoftware.net/.../AVG_Free.exe&n=AVG Antivirus Free&key=31f65ed8fc23e7f3b6bc5cc533720723b0336fcbd1557146bef7cba7d7eccc54&affiliate_image=http://officialsoftware.net/.../AVG_logo_noWords.png&product_image=http://officialsoftware.net/.../AVG_logo.png&sid=.avg antivirus free download

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