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airbf37.exe

Minecraft

Download Manager

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 airbf37.exe, “Minecraft ” by Download Manager 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. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from www.download-office.com.
Publisher:
Download Manager   (signed by Download Manager)

Product:
Minecraft

Description:
Minecraft

Version:
2.0.4.24

MD5:
b2f9cde23dd8c1a3a6fdd91439f3b5d9

SHA-1:
629b69a1641c4c6875a26da8c4872a9d5af7d92b

SHA-256:
e75384f35b5261a66b3583427805b9b159bf0c3f03651e64755111e9e91ffae4

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:
4/25/2024 10:14:48 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.6.11.10

File size:
806.9 KB (826,280 bytes)

Product version:
2.0.4.24

Copyright:
(c) Download Manager

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}\appdata\local\temp\airbf37.exe

Digital Signature
Signed by:
Download Manager

Authority:
VeriSign, Inc.

Valid from:
6/7/2013 7:00:00 PM

Valid to:
6/8/2014 6:59:59 PM

Subject:
CN=Download Manager, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Download Manager, L=Vancouver, 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:
428E8B7C1AC548D083F4D3A0C5FDAF4C

File PE Metadata
Compilation timestamp:
9/11/2013 11:03:44 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:ZuTa5oZgmQYJ0RyXQqdWuYnJ1B1iXZOmJFj:Zu+5cSq0UA8o1i/

Entry address:
0x254C10

Entry point:
60, BE, 00, 50, 59, 00, 8D, BE, 00, C0, 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:
7.8792

Packer / compiler:
UPX 2.90LZMA

Code size:
768 KB (786,432 bytes)

The file airbf37.exe has been seen being distributed by the following URL.

http://www.download-office.com/.../Minecraft-Setup.exe

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