home

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 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 download.fastdownloaders.com.
Publisher:
AirInstaller Inc.  (signed by Air Software)

Product:
Download Manager

Version:
2.0.3.38

MD5:
ad4677d8e4ca6a4160fac05dc874faa8

SHA-1:
0ab312cc9a84dd5b01de0e1dd1ace9d4a6f03018

SHA-256:
a3a9f7dcce048ef5f2e3e928a70c3971f4ae3dc3ecabb76c4070cfdfefd88eff

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:
4/18/2024 4:14:53 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.8.8.3

File size:
2.1 MB (2,228,304 bytes)

Product version:
2.0.3.38

Copyright:
(c) AirInstaller. All rights reserved.

Original file name:
AirInstaller.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:
2/29/2012 4:00:00 PM

Valid to:
3/1/2013 3:59:59 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:
2/6/2013 3:23:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:JVmzv9dVjKCKTyvthJ3DUTanI5eUA5MjUS13X9+BvVNoQI5Ouys5prn1xNM8MonU:zmTRETyvthJ3pI5AuUS13XAvVNo14uyz

Entry address:
0x14F722

Entry point:
E8, CF, 93, 00, 00, E9, 89, FE, FF, FF, 3B, 0D, B0, 9D, 5E, 00, 75, 02, F3, C3, E9, 56, 94, 00, 00, 8B, FF, 55, 8B, EC, 8B, 45, 14, 56, 85, C0, 74, 41, 83, 7D, 08, 00, 75, 13, E8, ED, 22, 00, 00, 6A, 16, 5E, 89, 30, E8, C4, 96, 00, 00, 8B, C6, EB, 2A, 83, 7D, 10, 00, 74, E7, 39, 45, 0C, 73, 0E, E8, CF, 22, 00, 00, 6A, 22, 59, 89, 08, 8B, F1, EB, DE, 50, FF, 75, 10, FF, 75, 08, E8, EA, 11, 00, 00, 83, C4, 0C, 33, C0, 5E, 5D, C3, 8B, FF, 55, 8B, EC, 8B, 45, 08, 56, 8B, F1, C6, 46, 0C, 00, 85, C0, 75, 63, E8...
 
[+]

Entropy:
6.4965

Code size:
1.5 MB (1,595,904 bytes)

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

http://download.fastdownloaders.com/get/click/.../?filename=Setup&uid=1e141521e02f45d0998c06541fb8e386

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