update.exe

Adobe Flash Player

Air Software

Warning, this is not the legitimate setup program for Adobe Flash Player. 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 Adobe Flash Player. The application update.exe by Air Software has been detected as adware by 17 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer.
Publisher:
AirInstaller Inc.  (signed by Air Software)

Product:
Adobe Flash Player

Version:
2.0.3.90

MD5:
68e40ac791112a65ecac64317d061c26

SHA-1:
419dd08c10cb910b5f96cd919ad89d843fa604bc

SHA-256:
af50b4bc116f07d234f8607a0f9e080ddcc1ae3a6da33965658553c9cd521656

Scanner detections:
17 / 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:
4/18/2024 1:36:23 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.AirAdInstaller
2014.11.02

Avira AntiVirus
Adware/AirInst.2557
7.11.182.180

AVG
Crypt2
2015.0.3304

Comodo Security
Application.Win32.AirAdInstaller.A
19960

Dr.Web
Adware.Downware.963
9.0.1.0305

ESET NOD32
Win32/AirAdInstaller (variant)
8.10654

F-Prot
W32/AirInstall.A8.gen
v6.4.7.1.166

G Data
Win32.Adware.Airadinstaller
14.11.24

IKARUS anti.virus
PUA.AirAdInstaller
t3scan.1.8.3.0

K7 AntiVirus
Adware
13.185.13866

Malwarebytes
PUP.Optional.AirInstaller
v2014.11.01.08

NANO AntiVirus
Riskware.Win32.AirAdInstaller.cwtrov
0.28.6.62995

Quick Heal
Adware.AirAdInstaller.I5
11.14.14.00

Reason Heuristics
DownloadManager.AirSoftware.G
14.11.1.7

Rising Antivirus
PE:PUF.Airinstall!1.9C4C
23.00.65.141030

Sophos
AirInstaller
4.98

VIPRE Antivirus
AirInstaller
34424

File size:
1.1 MB (1,116,296 bytes)

Product version:
2.0.3.90

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\update.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
1/25/2013 12:00:00 AM

Valid to:
3/26/2015 11:59:59 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:
4/30/2013 10:02:28 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:xdXzXT/0GC8mlTO/xmybqffaUUoQxW0zrSBknFP1IjjB:xdXzXT/EdTAxm5qUgWwe61IJ

Entry address:
0x24E810

Entry point:
60, BE, 00, 30, 54, 00, 8D, BE, 00, E0, EB, 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:
7.7631

Packer / compiler:
UPX 2.90LZMA

Code size:
1 MB (1,097,728 bytes)

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