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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 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. The file has been seen being downloaded from cxgzz.watchnow.fastwindowlink.xyz.
Publisher:
Install Manager   (signed by Air Software)

Product:
Software Updater

Description:
Software Updater

Version:
2.0.90.0

MD5:
e1ae1960da0d09ef2a590bc17069b323

SHA-1:
b17fb527f4caa5474ba10fae95b0fafd8cf5cae1

SHA-256:
9d63dd4381f93995e2db61eec6546f77123ba592830edafc780030e80f56d791

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 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:
2/25/2025 6:51:30 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.AirSoftw.Bundler (M)
16.6.25.12

File size:
919.4 KB (941,448 bytes)

Product version:
2.0.90.0

Copyright:
(c) Install Manager

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:
Air Software

Authority:
VeriSign, Inc.

Valid from:
1/25/2013 1:00:00 AM

Valid to:
3/27/2015 12:59:59 AM

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:
11/20/2014 9:28:49 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:qr/Gmlkbho2dgpYMYFtGxUV9Hb4DhvxuOcyFS2i:qam2lo5prmtUUVtbkH1cys

Entry address:
0x2A6650

Entry point:
60, BE, 00, 20, 5D, 00, 8D, BE, 00, F0, E2, 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:
7.8735

Packer / compiler:
UPX 2.90LZMA

Code size:
852 KB (872,448 bytes)

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

http://cxgzz.watchnow.fastwindowlink.xyz/AIRsoftwareupdatecnamecpaFR.html

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