bittorrent softwareinstaller.exe

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 bittorrent softwareinstaller.exe, “Product Installer” 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. The file has been seen being downloaded from www.download-free.com.
Publisher:
Setup  (signed by Download Manager)

Product:
Setup

Description:
Product Installer

Version:
1.0.0.0010

MD5:
d9a7ced09114bb946465ed9fdc5f7af4

SHA-1:
43655328e91838dd25aba2f45a9cce60e6b31ad4

SHA-256:
9f952ae3dd2ed35ebe8de76fab9dc9ac78234d9aef4e88d41ea275aece12edab

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 '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:
1/14/2025 2:55:45 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.3.19.2

File size:
1020 KB (1,044,520 bytes)

Product version:
1.0.0

Copyright:
Copyright © 2012

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\bittorrent softwareinstaller.exe

Digital Signature
Authority:
COMODO CA Limited

Valid from:
5/31/2012 1:00:00 AM

Valid to:
6/1/2016 12:59:59 AM

Subject:
CN=Download Manager, O=Download Manager, STREET=26 York Street, STREET=Westminster, L=London, S=London, PostalCode=W1U 6PZ, C=GB

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
19777BC7489D8203801D05ACE10DBEAC

File PE Metadata
Compilation timestamp:
6/19/1992 11:22:17 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:iLB/yReOnT1poPUymvPVW9AOzJ6D1rGJiDrQWpo9XJCvV04iuHSsuw2GUQmh6/6M:qyRnT1WPUHXVgJ6D3AbO04iuHSsLREK

Entry address:
0x8000

Entry point:
55, 8B, EC, 83, C4, F0, B8, 98, 7F, 40, 00, E8, D4, C3, FF, FF, E8, 33, FC, FF, FF, E8, A2, B3, FF, FF, 8B, C0, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
7.9795

Developed / compiled with:
Microsoft Visual C++

Code size:
28.5 KB (29,184 bytes)

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

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