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 23 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. The file has been seen being downloaded from dl.airdwnlas.com and multiple other hosts.
Publisher:
AirInstaller   (signed by Air Software)

Product:
Software Updater

Description:
Software Updater

Version:
2.0.11.0

MD5:
7a46fae5d16f0788ed4c98045eb79b21

SHA-1:
b69c33d10f92e84971b40d62d06255b6cdce6c54

SHA-256:
541739de8c3862a04dc171c8512174b6f5e4dc84008048383710940193e55d6c

Scanner detections:
23 / 68

Status:
Adware

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:
12/26/2024 2:24:54 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.AirAd
7.1.1

AhnLab V3 Security
PUP/Win32.AirAdInstaller
2014.02.22

Avira AntiVirus
ADWARE/Adware.Gen
7.11.137.118

avast!
Win32:Installer-L [PUP]
2014.9-140724

AVG
Adware Generic5.AVSL
2014.0.3986

Clam AntiVirus
Win.Trojan.Airadinstaller
0.98/19168

Comodo Security
Application.Win32.AirAdInstaller.A
17825

Dr.Web
Trojan.SMSSend.5157
9.0.1.05190

ESET NOD32
Win32/AirAdInstaller.A potentially unwanted application
7.0.302.0

F-Prot
W32/A-2100c5bd
v6.4.7.1.166

IKARUS anti.virus
Win32.AdWare
t3scan.2.2.29

K7 AntiVirus
Unwanted-Program
13.176.11663

Kaspersky
not-a-virus:AdWare.Win32.AirAdInstaller
15.0.0.494

Malwarebytes
PUP.Optional.AirInstaller
v2014.07.24.12

NANO AntiVirus
Riskware.Win32.AirAdInstaller.cwbkcs
0.28.0.58873

Panda Antivirus
Adware/AirInstaller
14.07.24.01

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
23.00.65.14722

Sophos
AirInstaller
4.97

SUPERAntiSpyware
Adware.AirInstaller/Variant
10465

Vba32 AntiVirus
AdWare.AirAdInstaller.ajov
3.12.24.3

VIPRE Antivirus
Iminent
26712

File size:
755.9 KB (774,056 bytes)

Product version:
2.0.11.0

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}\downloads\setup.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
1/24/2013 4:00:00 PM

Valid to:
3/26/2015 4:59:59 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:
6/4/2014 8:54:32 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:U4H73i8fZOMLtjJ6ogl6JMv8Vnz9iqRULkqT9xAltq/B16XZvPZ/TNVrHnjq:Usji8RvNslNv8VnzpUoEeO/nIRZ/Tfjq

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...
 
[+]

Entropy:
7.9361

Packer / compiler:
ASPack v1.08.04

Code size:
1.7 MB (1,733,120 bytes)

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

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