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youtube_downloader.exe

YouTube - MP3

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 youtube_downloader.exe, “YouTube - MP3 ” 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 freewareflow.com.
Publisher:
AirInstaller   (signed by Air Software)

Product:
YouTube - MP3

Description:
YouTube - MP3

Version:
2.0.4.40

MD5:
72a3ed4686e683ce1622c3c7d9d3757e

SHA-1:
3e4f29a91ac34e9916436d47f96bf243bdd2ae2e

SHA-256:
cf1df72d9166a5fefd17c80fd7fe32614fbab72d6520e8b73648934e9ef3be48

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:
11/24/2024 3:11:00 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.7.30.3

File size:
812.4 KB (831,912 bytes)

Product version:
2.0.4.40

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\youtube_downloader.exe

Digital Signature
Signed by:
Air Software

Authority:
VeriSign, Inc.

Valid from:
1/25/2013 12:00:00 AM

Valid to:
3/26/2015 11:59:59 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:
10/7/2013 7:18:54 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:Hq9ANYuAfbyXgk/71fgFE9K2+ZYRQh43H7+CNjasPe9r4t+CkV80HUzzumKS:a7PI91fgFEv+ZK93H7+CFXga+fEumKS

Entry address:
0x25A310

Entry point:
60, BE, 00, 90, 59, 00, 8D, BE, 00, 80, 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:
7.8799

Packer / compiler:
UPX 2.90LZMA

Code size:
776 KB (794,624 bytes)

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

http://freewareflow.com/b/uk/freeware/YouTube/.../download.php

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