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:
42516665f54213ee6272a39fedc0f7fe

SHA-1:
bf3a64a5d95a77b37ada0a797a650945c8ee4c0c

SHA-256:
dc8575331b81450d75adef7d2fcdb5b5bc6b3d22d3fbbf17123ce3fedb2ec4d3

Scanner detections:
27 / 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:
4/18/2024 5:43:47 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.AirInstaller.4
359

Agnitum Outpost
PUA.AirAd
7.1.1

Avira AntiVirus
Adware/AirAdInstaller.K.17
7.11.158.92

avast!
Win32:Adware-CAH [PUP]
2014.9-160211

Bitdefender
Gen:Variant.Application.Bundler.AirInstaller.4
1.0.20.210

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.AirAdInstaller.B
18755

Dr.Web
Adware.Downware.10027
9.0.1.042

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.AirInstaller
8.16.02.11.12

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
11.2016-11-02_5

G Data
Win32.Adware.Airadinstaller
16.2.24

IKARUS anti.virus
AdWare.AirAdInstaller
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.204.16151

Malwarebytes
PUP.Optional.Bundle
v2016.02.11.12

McAfee
Artemis!460CBA58FE14
5600.6493

MicroWorld eScan
Gen:Variant.Application.Bundler.AirInstaller.4
17.0.0.126

Norman
Gen:Variant.Application.Bundler.AirInstaller.4
11.20160211

Panda Antivirus
Adware/AirInstaller
16.02.11.12

Quick Heal
Adware.AirAdInstaller.I5
2.16.14.00

Reason Heuristics
PUP.Air Software.AirSoftware.Bundler (M)
16.2.11.0

Rising Antivirus
PE:PUF.Airinstall!1.9C4C
23.00.65.16209

Sophos
PUA 'AirInstaller'
5.13

Trend Micro House Call
HV_ZYX_CA082EC9.TOMC
7.2.42

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 7:00:00 PM

Valid to:
3/1/2013 6:59:59 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 6:23:25 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:JVmzv9dVjKCKTyvthJ3DUTanI5eUA5MjUS13X9+BvVNoQI5Ouys5prn1pNM8MonS:zmTRETyvthJ3pI5AuUS13XAvVNo14uy9

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.

Remove pc_speed.exe - Powered by Reason Core Security