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avastsetup.exe

Avast Free Antivirus

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 avastsetup.exe, “Avast Free Antivirus ” by Download Assistant has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the AirInstaller Download Manager installer. With this installer, users are expecting to download the free AVAST Antivirus but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Download Assistant   (signed by Download Assistant)

Product:
Avast Free Antivirus

Description:
Avast Free Antivirus

Version:
3.0.0.57

MD5:
98f3fc72a45fbf0bb0ce63755297ee14

SHA-1:
75a59d21b1d3a2b3578632e7b565e239627aa728

SHA-256:
3d046f3a1978baf5e5e528a81e2572b167913f175f389ae02e180d0defbda8a1

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
11/5/2024 2:42:54 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.6.20.5

File size:
833.4 KB (853,352 bytes)

Product version:
3.0.0.57

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\avastsetup.exe

Digital Signature
Signed by:
Download Assistant

Authority:
VeriSign, Inc.

Valid from:
8/12/2014 5:00:00 PM

Valid to:
8/12/2016 4:59:59 PM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
6BC405E8AC962C676F54816BCC4D4311

File PE Metadata
Compilation timestamp:
11/20/2014 3:56:37 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:zCHQQx+zI0PuVuB0nNLfUBJAmq4e3ji9IRYU:7b7GUBLq4e3GI9

Entry address:
0x4C84F

Entry point:
E8, 4E, 1A, 01, 00, E9, 89, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 80, 00, 00, 00, 72, 0E, 83, 3D, A0, 3E, 4A, 00, 00, 74, 05, E9, B1, 1A, 01, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1, 8B, CA, 83, E2, 03, C1, E9, 02, 74, 06, F3, AB, 85, D2, 74, 0A, 88, 07, 83, C7, 01, 83, EA, 01, 75, F6...
 
[+]

Entropy:
7.0701

Code size:
467 KB (478,208 bytes)

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

http://download.dwnload.org/v2/click/ftucuo66/?d=http://dwnload.org/.../avast.exe&n=Avast Free Antivirus&key=f4434b89ed16e3a220b266f1cbac31281bddce3c26cbdb57ebd007c67dca97f1&affiliate_image=&product_image=http://dwnload.org/.../avast.png&sid=GUS2-avast&filename=AvastSetup

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