upgrade.exe

Flash Player Pro

Air Software

Warning, this is not the legitimate setup program for Flash Player Pro. The setup is bootstrapped by the Air Installer 'download manager' (a pay-per-install monetization download manager) that bundles unwanted software (adware, toolbars, extensions) during setup while deciving the user into thinking they are downloading the stadard installation setup from Flash Player Pro. The application upgrade.exe 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 setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
AirInstaller Inc.  (signed by Air Software)

Product:
Flash Player Pro

Version:
2.0.3.63

MD5:
d093a55faeeb40d1157c328d8d7c986a

SHA-1:
b15f505766c22e6523206c3609e2588da72fa08d

SHA-256:
cbd33930737fc78ae67a9c5b29ae8b7137d25f980df3c1999724dc7f636331ac

Scanner detections:
23 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
4/25/2024 7:14:14 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.AirAdInstaller
7.1.1

AhnLab V3 Security
PUP/Win32.AirAdInstaller
14.11.09

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.143.18

avast!
Win32:Adware-CAH [PUP]
141025-0

AVG
Adware InstallCore.RV
2014.0.4189

Comodo Security
Application.Win32.AirAdInstaller.A
18095

Dr.Web
Adware.Downware.963
9.0.1.05190

ESET NOD32
Win32/AirAdInstaller.A potentially unwanted application
7.0.302.0

F-Prot
W32/AirInstall.A.gen
4.6.5.141

G Data
Win32.Adware.Airadinstaller
14.11.24

IKARUS anti.virus
Win32.Malware
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.176.11737

NANO AntiVirus
Riskware.Win32.AirAdInstaller.cxhlas
0.28.0.60253

nProtect
Trojan-Clicker/W32.AirAdInstaller.1115272.B
14.07.01.02

Panda Antivirus
Adware/AirInstaller
14.11.09.06

Qihoo 360 Security
Malware.QVM01.Gen
1.0.0.1015

Quick Heal
Adware.AirAdInstaller.C5
11.14.14.00

Reason Heuristics
DownloadManager.AirSoftware.H
14.11.9.18

Rising Antivirus
PE:PUF.Airinstall!1.9C4C
23.00.65.141107

Sophos
AirInstaller
4.98

Vba32 AntiVirus
AdWare.AirAdInstaller
3.12.26.0

VIPRE Antivirus
AirInstaller
28208

Zillya! Antivirus
Adware.AirAdInstaller.Win32.9
2.0.0.1789

File size:
1.1 MB (1,102,472 bytes)

Product version:
2.0.3.63

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\upgrade.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:
3/26/2013 1:42:09 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:+jZviDe/He/I4+WQLdVp+UDKkaXXF4tKSM2oRnLBBLZ+vR:+daUojQLEUDQX1FFlzLe

Entry address:
0x2452A0

Entry point:
60, BE, 00, D0, 53, 00, 8D, BE, 00, 40, EC, 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, EF, 75, 09, 8B, 1E, 83, EE, FC, 11, DB, 73, E4, 31, C9, 83, E8, 03, 72, 0D, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 74, 89, C5, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 75, 20, 41, 01, DB, 75...
 
[+]

Entropy:
7.7648

Packer / compiler:
UPX 2.90LZMA

Code size:
1 MB (1,085,440 bytes)

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

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