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air5dc9.exe

Steam

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 air5dc9.exe, “Steam ” by Air Software has been detected as adware by 28 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent.
Publisher:
AirInstaller   (signed by Air Software)

Product:
Steam

Description:
Steam

Version:
2.0.15.0

MD5:
177db3f2c73c3d89c0b429f100da348c

SHA-1:
c49a9f53c0c20c60b11e7eb16402e8dfaf8d24fc

SHA-256:
8d7e86443533f9cce4d2030c016b3d814d0eb7f0ecbb27d00258b6916dfba452

Scanner detections:
28 / 68

Status:
Adware

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/26/2024 9:37:54 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.AirInstaller.A
886

Agnitum Outpost
PUA.AirAdInstaller
7.1.1

Avira AntiVirus
Adware/AirAdInstaller.aldw.4
7.11.170.102

AVG
Airsoftware
2015.0.3364

Bitdefender
Application.Bundler.AirInstaller.A
1.0.20.1220

Bkav FE
W32.FamVT.VBCriptK4.Adware
1.3.0.4959

Clam AntiVirus
Win.Adware.Airadinstaller-57
0.98/19318

Comodo Security
Application.Win32.AirInstaller.JSUE
19393

Dr.Web
Trojan.SMSSend.5245
9.0.1.05190

Emsisoft Anti-Malware
Application.Bundler.AirInstaller
9.0.0.4324

ESET NOD32
Win32/AirAdInstaller.A potentially unwanted application
7.0.302.0

F-Prot
W32/A-dd0ecc73
v6.4.7.1.166

F-Secure
Application.Bundler.AirInstaller
11.2014-01-09_2

G Data
Application.Bundler.AirInstaller
14.9.24

IKARUS anti.virus
PUA.AirAdInstaller
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.183.13230

Malwarebytes
PUP.Optional.AirAdInstaller
v2014.09.01.10

MicroWorld eScan
Application.Bundler.AirInstaller.A
15.0.0.732

NANO AntiVirus
Riskware.Win32.AirAdInstaller.dafqnz
0.28.2.61942

nProtect
Trojan-Clicker/W32.AirAdInstaller.774048.D
14.09.01.01

Panda Antivirus
Adware/AirInstaller
14.09.01.10

Quick Heal
Adware.AirAdInstaller.I3
9.14.14.00

Reason Heuristics
DownloadManager.AirSoftware.H
14.9.1.21

Rising Antivirus
PE:PUF.Airinstall!1.9C4C
23.00.65.14830

Sophos
AirInstaller
4.98

Vba32 AntiVirus
AdWare.AirAdInstaller
3.12.26.3

VIPRE Antivirus
Threat.4150696
32210

Zillya! Antivirus
Adware.AirAdInstaller.Win32.205
2.0.0.1908

File size:
755.9 KB (774,048 bytes)

Product version:
2.0.15.0

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}\appdata\local\temp\air5dc9.exe

Digital Signature
Signed by:
Air Software

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:
6/18/2014 3:48:07 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:2QN20eCofhgVDNuK40ufbN64b6slOJ5B/N2j+aFUnQn53CI2tjyufeKsK:V40eCoJgD8H3T04nARN2H6nQn53lQjyg

Entry address:
0x25C418

Entry point:
60, E8, 00, 00, 00, 00, 58, 05, 5A, 0B, 00, 00, 8B, 30, 03, F0, 2B, C0, 8B, FE, 66, AD, C1, E0, 0C, 8B, C8, 50, AD, 2B, C8, 03, F1, 8B, C8, 57, 51, 49, 8A, 44, 39, 06, 88, 04, 31, 75, F6, 2B, C0, AC, 8B, C8, 80, E1, F0, 24, 0F, C1, E1, 0C, 8A, E8, AC, 0B, C8, 51, 02, CD, BD, 00, FD, FF, FF, D3, E5, 59, 58, 8B, DC, 8D, A4, 6C, 90, F1, FF, FF, 51, 2B, C9, 51, 51, 8B, CC, 51, 66, 8B, 17, C1, E2, 0C, 52, 57, 83, C1, 04, 51, 50, 83, C1, 04, 56, 51, E8, 5E, 00, 00, 00, 8B, E3, 5E, 5A, 2B, C0, 89, 04, 32, B4, 10...
 
[+]

Entropy:
7.9355

Packer / compiler:
ASPack v1.08.04

Code size:
1.7 MB (1,733,632 bytes)

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