pc_speed.exe

Download Manager

Air Software

It uses the Air Installer distribution platform (a pay-per-install monetization download manager) to bundle unwanted software such as adware and browser toolbars during setup. The application pc_speed.exe by Air Software has been detected as adware by 27 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. The file has been seen being downloaded from download.fastdownloaders.com.
Publisher:
AirInstaller Inc.  (signed by Air Software)

Product:
Download Manager

Version:
2.0.3.38

MD5:
e58abcdf5475d451c72d0774ba2104ce

SHA-1:
551babef68af12d71f8cd9e9929285b3511f7a50

SHA-256:
069600705946154d9fe3564d6aad6fbb5e95dca20e94a7c7269e7531efad5534

Scanner detections:
27 / 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:
4/23/2024 8:39:49 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.AirInstaller.4
376

Agnitum Outpost
PUA.AirAd
7.1.1

Avira AntiVirus
Adware/AirAdInstaller.K.17
7.11.158.92

avast!
Win32:Adware-CAH [PUP]
2014.9-160125

Bitdefender
Gen:Variant.Application.Bundler.AirInstaller.4
1.0.20.125

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.AirAdInstaller.B
18755

Dr.Web
Adware.Downware.10027
9.0.1.025

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.AirInstaller
8.16.01.25.09

ESET NOD32
Win32/AirAdInstaller.A potentially unwanted (variant)
10.11746

F-Prot
W32/AirInstall.A.gen
v6.4.6.5.141

F-Secure
Riskware.Gen:Variant.Application.Bundler
11.2016-25-01_2

G Data
Win32.Adware.Airadinstaller
16.1.24

IKARUS anti.virus
AdWare.AirAdInstaller
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.204.16151

Malwarebytes
PUP.Optional.Bundle
v2016.01.25.09

McAfee
Artemis!460CBA58FE14
5600.6510

MicroWorld eScan
Gen:Variant.Application.Bundler.AirInstaller.4
17.0.0.75

Norman
Gen:Variant.Application.Bundler.AirInstaller.4
11.20160125

Panda Antivirus
Adware/AirInstaller
16.01.25.09

Quick Heal
Adware.AirAdInstaller.I5
1.16.14.00

Reason Heuristics
PUP.Air Software.AirSoftware.Bundler (M)
16.1.25.9

Rising Antivirus
PE:PUF.Airinstall!1.9C4C
23.00.65.16123

Sophos
PUA 'AirInstaller'
5.13

Trend Micro House Call
HV_ZYX_CA082EC9.TOMC
7.2.25

VIPRE Antivirus
Threat.4782985
29708

Zillya! Antivirus
Trojan.BlackGen.Win32.8
2.0.0.2198

File size:
2.1 MB (2,228,304 bytes)

Product version:
2.0.3.38

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\pc_speed.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
2/29/2012 6:00:00 PM

Valid to:
3/1/2013 5:59:59 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:
36D5AA8967E82240D5AFEC2F301B54ED

File PE Metadata
Compilation timestamp:
2/6/2013 5:23:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:JVmzv9dVjKCKTyvthJ3DUTanI5eUA5MjUS13X9+BvVNoQI5Ouys5prn1cNM8Monu:zmTRETyvthJ3pI5AuUS13XAvVNo14uyO

Entry address:
0x14F722

Entry point:
E8, CF, 93, 00, 00, E9, 89, FE, FF, FF, 3B, 0D, B0, 9D, 5E, 00, 75, 02, F3, C3, E9, 56, 94, 00, 00, 8B, FF, 55, 8B, EC, 8B, 45, 14, 56, 85, C0, 74, 41, 83, 7D, 08, 00, 75, 13, E8, ED, 22, 00, 00, 6A, 16, 5E, 89, 30, E8, C4, 96, 00, 00, 8B, C6, EB, 2A, 83, 7D, 10, 00, 74, E7, 39, 45, 0C, 73, 0E, E8, CF, 22, 00, 00, 6A, 22, 59, 89, 08, 8B, F1, EB, DE, 50, FF, 75, 10, FF, 75, 08, E8, EA, 11, 00, 00, 83, C4, 0C, 33, C0, 5E, 5D, C3, 8B, FF, 55, 8B, EC, 8B, 45, 08, 56, 8B, F1, C6, 46, 0C, 00, 85, C0, 75, 63, E8...
 
[+]

Entropy:
6.4965

Code size:
1.5 MB (1,595,904 bytes)

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

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