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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 22 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.antivirusfree2015.com.
Publisher:
Download Assistant  (signed and verified)

Product:
AVG Antivirus Free

Version:
3.0.0.88

MD5:
c7920e3f851cd439f0373cbd2a983a62

SHA-1:
602391718c58dbcdf2da781d229c1106c52a406a

SHA-256:
93509288ed89e322e0c0f373d661b096bf5823fe4c50923680d9f5ccf5459de2

Scanner detections:
22 / 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:
11/2/2024 7:19:50 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.AirInstaller.5
576

AhnLab V3 Security
PUP/Win32.Bundler
2015.05.01

Arcabit
Trojan.Application.Bundler.AirInstaller.5
1.0.0.425

avast!
Win32:Adware-CKC [PUP]
2014.9-150708

AVG
Generic
2016.0.3054

Bitdefender
Gen:Variant.Application.Bundler.AirInstaller.5
1.0.20.945

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.DownloadAssistant.S
21753

Dr.Web
Trojan.Vittalia.30
9.0.1.0189

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.AirInstaller
8.15.07.08.05

ESET NOD32
Win32/DownloadAssistant.A potentially unwanted application
9.7.0.302.0

F-Secure
Riskware.Gen:Variant.Application.Bundler
11.2015-08-07_4

G Data
Gen:Variant.Application.Bundler.AirInstaller
15.7.25

K7 AntiVirus
Unwanted-Program
13.205.16279

Malwarebytes
PUP.Optional.BundleInstaller.A
v2015.07.08.05

MicroWorld eScan
Gen:Variant.Application.Bundler.AirInstaller.5
16.0.0.567

NANO AntiVirus
Trojan.Win32.Vittalia.dqfrig
0.30.10.952

Norman
Gen:Variant.Application.Bundler.AirInstaller.5
11.20150708

Panda Antivirus
Trj/Genetic.gen
15.07.08.05

Reason Heuristics
PUP.Air Software.DownloadAssistant.Bundler (M)
15.7.8.17

Rising Antivirus
PE:Malware.XPACK-HIE/Heur!1.9C48
23.00.65.15706

VIPRE Antivirus
Threat.4782985
38882

File size:
844.7 KB (864,944 bytes)

Product version:
3.0.0.88

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:
3/22/2015 11:38:20 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:aqlgMv5P+pT+UtFaK8GoH2t/0GP0IvG3Tnp2f7aR5esZeHkCK1yj4RgjY93bJ:aWP7UbfmaP0IvGQGSEeHbKY1U3bJ

Entry address:
0x126A

Entry point:
55, 8B, EC, 83, EC, 10, 53, 56, 57, 6A, 00, FF, 15, 08, 90, 47, 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:
7.0602

Developed / compiled with:
Microsoft Visual C++

Code size:
478.5 KB (489,984 bytes)

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

http://download.antivirusfree2015.com/v2/click/9fa21c67/?d=http://antivirusfree2015.com/.../AVG_Free.exe&n=AVG Antivirus Free&key=07ac355d577e8dbd209d40b71462b457eea45a4abbc4d23460e3c3059e003486&affiliate_image=http://antivirusfree2015.com/.../AVG_logo_noWords.png&product_image=http://antivirusfree2015.com/.../AVG_logo.png&sid=2015.avg free

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