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wordfree_setup.exe

WordFree

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 wordfree_setup.exe 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. The file has been seen being downloaded from files.freedownloaders.net.
Publisher:
AirInstaller  (signed by Air Software)

Product:
WordFree

Version:
1.0.4.7

MD5:
a4f1e03cc265c8b0f93a8653134a4021

SHA-1:
6e8f7f6ff1259319a56a6ed6f988d7135efc363a

SHA-256:
4baf3321968130857f826a27fbbd8ddcee39279eebdaf4e74b4c2014f10a9f01

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 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:
12/26/2024 5:19:59 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.AirSoftware.Bundler (M)
15.12.13.21

File size:
214.3 KB (219,464 bytes)

Product version:
1.0.4.7

Copyright:
(c) AirInstaller. All rights reserved.

Original file name:
Launcher.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

Common path:
C:\users\{user}\downloads\wordfree_setup.exe

Digital Signature
Signed by:
Air Software

Authority:
VeriSign, Inc.

Valid from:
2/29/2012 4:00:00 PM

Valid to:
3/1/2013 3:59:59 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:
3/19/2012 2:54:57 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:Rezo3E5LcG9EizVdkAzM0CVt2YFcyYgodlzUJ9:Rezo3E5Q+3VDZ+tb+y5YBUJ9

Entry address:
0x9B190

Entry point:
60, BE, 00, A0, 46, 00, 8D, BE, 00, 70, F9, FF, 57, EB, 0B, 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, C5, EB, 0B, 01, DB, 75, 07, 8B...
 
[+]

Entropy:
7.8562

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 -v1.24

Code size:
200 KB (204,800 bytes)

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

http://files.freedownloaders.net/.../WordFree_setup.exe

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