setup.exe

Skype

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 setup.exe, “Skype ” by Air Software has been detected as adware by 31 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:
Skype

Description:
Skype

Version:
2.0.4.16

MD5:
85e2d8c0fb9bed68ca0730a1a1865f37

SHA-1:
942c0fc76c1da58ed1a5333ae6949ae8408e0839

SHA-256:
fa645c58b66e76d41afa4c9438c431db995a34bab3c0b871c2d76c1991f209ef

Scanner detections:
31 / 68

Status:
Adware

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:
4/18/2024 6:50:38 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.AirInstaller.D
364

Agnitum Outpost
PUA.AirAd
7.1.1

AhnLab V3 Security
PUP/Win32.AirAdInstaller
2015.05.14

Avira AntiVirus
ADWARE/Adware.Gen
8.3.1.6

avast!
PUP-gen [PUP]
2014.9-160206

AVG
Airsoftware
2017.0.2842

Bitdefender
Application.Bundler.AirInstaller.D
1.0.20.185

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Win.Adware.Airinstaller
0.98/20453

Comodo Security
Application.Win32.AirAdInstaller.C
22109

Dr.Web
Trojan.SMSSend.5348
9.0.1.037

Emsisoft Anti-Malware
Application.Bundler.AirInstaller
8.16.02.06.02

ESET NOD32
Win32/AirAdInstaller.A potentially unwanted application
10.7.0.302.0

F-Prot
W32/S-088c33da
v6.4.7.1.166

F-Secure
Riskware.Application.Bundler.AirInstaller
11.2016-06-02_7

G Data
Application.Bundler.AirInstaller
16.2.25

IKARUS anti.virus
not-a-virus:AdWare.AirAdInstaller
t3scan.1.8.9.0

K7 AntiVirus
Unwanted-Program
13.185.13888

Malwarebytes
PUP.Optional.AirAdInstaller
v2016.02.06.02

MicroWorld eScan
Application.Bundler.AirInstaller.D
17.0.0.111

NANO AntiVirus
Trojan.Win32.AirAdInstaller.dkffuc
0.30.24.1357

Norman
Application.Bundler.AirInstaller.D
11.20160206

nProtect
Trojan-Clicker/W32.AirAdInstaller.778144
14.11.04.01

Panda Antivirus
Adware/AirInstaller
16.02.06.02

Quick Heal
Adware.AirAdInstaller.I3
2.16.14.00

Reason Heuristics
PUP.Air Software.AirSoftware.Bundler (M)
16.2.6.2

Rising Antivirus
PE:PUF.Airinstall!1.9C4C
23.00.65.16204

Sophos
PUA 'AirInstaller'
5.14

Vba32 AntiVirus
AdWare.AirAdInstaller
3.12.26.3

VIPRE Antivirus
Threat.4150696
34232

Zillya! Antivirus
Adware.AirAdInstaller.Win32.371
2.0.0.1975

File size:
805.4 KB (824,736 bytes)

Product version:
2.0.4.16

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\setup.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:
8/26/2013 4:25:56 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:pfp1E31IuRjOCPffwtq0KWXPS9//Lay2yAYNssPgISyknNp1W/FW/bf3diVVuAH+:pfI9FPfV/LV2utSyOrf38VV9YI9M

Entry address:
0x252630

Entry point:
60, BE, 00, 30, 59, 00, 8D, BE, 00, E0, 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:
7.8784

Packer / compiler:
UPX 2.90LZMA

Code size:
768 KB (786,432 bytes)

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

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