flash_update.exe

HD Player

Air Software

Warning, this is not the legitimate setup program for HD 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 HD Player. The application flash_update.exe, “HD Player ” 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.
Publisher:
AirInstaller   (signed by Air Software)

Product:
HD Player

Description:
HD Player

Version:
2.0.4.65

MD5:
122ba527d12c50d4f3a6b7d37edde625

SHA-1:
1136535e4185d4483527ee6002915a0f29298547

SHA-256:
cd5f16a6a02ad25483ceb46b7400b911cd2129b17aed07428b6b5529608db1df

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 '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:
11/2/2024 1:40:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.AirSoftw.Bundler (M)
16.6.19.5

File size:
817.4 KB (837,024 bytes)

Product version:
2.0.4.65

Copyright:
(c) AirInstaller

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\flash_update.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
1/24/2013 7:00:00 PM

Valid to:
3/26/2015 7:59:59 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:
11/22/2013 12:55:56 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:zHkJYTAik1IG/GciGJ3fiLMgkMuGNP3/nW2fVeF4jopb1:zHeYTfkKG/0GqMgkuB3/nWO0/X

Entry address:
0x25E5D0

Entry point:
60, BE, 00, C0, 59, 00, 8D, BE, 00, 50, E6, 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:
7.8783

Packer / compiler:
UPX 2.90LZMA

Code size:
780 KB (798,720 bytes)

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

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