setup.exe

Download Manager

Air Software

It uses the Air Installer distribution platform (a pay-per-install monetization download manager) to bundle unwanted software such as adware and browser toolbars during setup. The application setup.exe by Air Software has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. The file has been seen being downloaded from files.getsoftfree.com and multiple other hosts.
Publisher:
AirInstaller Inc.  (signed by Air Software)

Product:
Download Manager

Version:
2.0.2.8

MD5:
d61f4a92448042d5fa249f50cd4e96a4

SHA-1:
aadab7d0f0c96875717cd968f672f820398b9ee5

SHA-256:
f2adfb5579665c97653de587cc8a1e325508574c9ab689f567739ad1a85eaef0

Scanner detections:
10 / 68

Status:
Adware

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/24/2024 6:24:04 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Installer-L [PUP]
2014.9-140403

Comodo Security
Application.Win32.AirAdInstaller.A
17137

Dr.Web
Adware.Downware.439
9.0.1.093

ESET NOD32
Win32/AirAdInstaller (variant)
8.8943

Fortinet FortiGate
Riskware/AirInstaller
4/3/2014

IKARUS anti.virus
not-a-virus:AdWare.Win32
t3scan.2.0.127

Malwarebytes
PUP.Optional.AirInstaller
v2014.04.03.10

Reason Heuristics
DownloadManager.AirSoftware.I
14.8.7.18

Sophos
AirInstaller
4.93

VIPRE Antivirus
AirInstaller
22590

File size:
790.9 KB (809,840 bytes)

Product version:
2.0.2.8

Copyright:
(c) AirInstaller. All rights reserved.

Original file name:
AirInstallerOne.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:
2/29/2012 6:00:00 PM

Valid to:
3/1/2013 5:59:59 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:
36D5AA8967E82240D5AFEC2F301B54ED

File PE Metadata
Compilation timestamp:
8/1/2012 7:55:59 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:HbLHvljKVn5zvDIybBJvqR13mAS1mJvA3LzbSLZDf7QC:HfPlin5nIyNJvqR13mASMt0SLZDzQC

Entry address:
0x221EB0

Entry point:
60, BE, 00, 10, 56, 00, 8D, BE, 00, 00, EA, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89...
 
[+]

Entropy:
7.9080

Packer / compiler:
UPX 2.90LZMA]

Code size:
776 KB (794,624 bytes)

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

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