setup.exe

Software Updater

Air Software

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, “Software Updater ” by Air Software has been detected as adware by 22 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. According to AVG, this software downloads additional adware offers during setup. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from downloads.updatersoft.com and multiple other hosts.
Publisher:
AirInstaller   (signed by Air Software)

Product:
Software Updater

Description:
Software Updater

Version:
2.0.7.4

MD5:
7165b4ca537d16631020754bdff11e5d

SHA-1:
ba8d7cd1f8bde50b0dc6ffce4272da8cc5a81076

SHA-256:
9f764ca3430ddbe9fff166c335c9f571c2cfbdd765b8d334bb3ef416272b6f01

Scanner detections:
22 / 68

Status:
Adware

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:
4/19/2024 7:54:01 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.AirAd
7.1.1

AhnLab V3 Security
PUP/Win32.AirAdInstaller
14.05.30

Avira AntiVirus
ADWARE/Adware.Gen
7.11.137.70

avast!
Win32:Installer-L [PUP]
2014.9-140530

AVG
Potentially harmful program Skodna.Downloader.CX
2014.0.3955

Baidu Antivirus
Trojan.Win32.AirAdInstaller
4.0.3.14530

Comodo Security
Application.Win32.AirAdInstaller.A
17759

Dr.Web
Trojan.SMSSend.5095
9.0.1.05190

ESET NOD32
Win32/AirAdInstaller.A potentially unwanted application
7.0.302.0

IKARUS anti.virus
Win32.Malware
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.176.11663

Kaspersky
not-a-virus:AdWare.Win32.AirAdInstaller
14.0.0.3786

Malwarebytes
PUP.Optional.AirInstaller
v2014.05.30.08

NANO AntiVirus
Riskware.Win32.AirAdInstaller.cwbkcs
0.28.0.58873

Panda Antivirus
Trj/Genetic.gen
14.05.30.08

Qihoo 360 Security
HEUR/Malware.QVM01.Gen
1.0.0.1015

Reason Heuristics
DownloadManager.AirSoftware.F
14.8.7.18

Rising Antivirus
PE:PUF.Airinstall!1.9C4C
23.00.65.14528

Sophos
AirInstaller
4.97

SUPERAntiSpyware
Adware.AirInstaller/Variant
10457

Vba32 AntiVirus
AdWare.AirAdInstaller.ajov
3.12.24.3

VIPRE Antivirus
Iminent
26304

File size:
754.9 KB (773,032 bytes)

Product version:
2.0.7.4

Copyright:
(c) AirInstaller

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}\appdata\local\temp\setup.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
1/24/2013 10:00:00 PM

Valid to:
3/26/2015 8:59:59 PM

Subject:
CN=Air Software, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Air Software, 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:
3AC786E09219DF82DA830E461D4FC39F

File PE Metadata
Compilation timestamp:
5/23/2014 1:20:07 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:rBhyRKF9Je6ouxOtgwl0VgcLD7cFM1MY1S1jeqcpfpu9ljNq3jbGNDmUAMNKoNNh:PoKF9JlCWTHDcFhY1SuUlNWjbqmUjNbN

Entry address:
0x25C418

Entry point:
60, E8, 00, 00, 00, 00, 58, 05, 5A, 0B, 00, 00, 8B, 30, 03, F0, 2B, C0, 8B, FE, 66, AD, C1, E0, 0C, 8B, C8, 50, AD, 2B, C8, 03, F1, 8B, C8, 57, 51, 49, 8A, 44, 39, 06, 88, 04, 31, 75, F6, 2B, C0, AC, 8B, C8, 80, E1, F0, 24, 0F, C1, E1, 0C, 8A, E8, AC, 0B, C8, 51, 02, CD, BD, 00, FD, FF, FF, D3, E5, 59, 58, 8B, DC, 8D, A4, 6C, 90, F1, FF, FF, 51, 2B, C9, 51, 51, 8B, CC, 51, 66, 8B, 17, C1, E2, 0C, 52, 57, 83, C1, 04, 51, 50, 83, C1, 04, 56, 51, E8, 5E, 00, 00, 00, 8B, E3, 5E, 5A, 2B, C0, 89, 04, 32, B4, 10...
 
[+]

Packer / compiler:
ASPack v1.08.04

Code size:
1.6 MB (1,729,024 bytes)

The file setup.exe has been seen being distributed by the following 2 URLs.

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