home

setup.exe

File Downloader

Download Assistant

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 setup.exe by Download Assistant 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 get.online-softs.com.
Publisher:
Download Assistant  (signed and verified)

Product:
File Downloader

Version:
3.0.0.156

MD5:
239f43a54a9e2ee5697e761b539f5581

SHA-1:
f661cdeec449f6fdbd1bbc716994b04a5e606d2d

SHA-256:
643d32ed2659b6791c4d17128ebcc3909d72fe83f0fbd4549c77f2b4f80912c1

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 4:33:42 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.7.9.12

File size:
1.1 MB (1,141,208 bytes)

Product version:
3.0.0.156

Copyright:
(c) Download Assistant

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\setup.exe

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
5/3/2016 1:00:00 AM

Valid to:
8/2/2017 12:59:59 AM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
088066A3A015128F544F3E16DC53BCE8

File PE Metadata
Compilation timestamp:
1/30/2013 4:21:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:yxG/W43GJJ9Zp+caQPDHP2fcdLLTiboRq+Ux/IXbEJak+:30JJ9+kPDHPfLvUAqxx/abEJak+

Entry address:
0x113BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86...
 
[+]

Entropy:
6.9689

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,072 bytes)

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

http://get.online-softs.com/1464026976KTtQMTA3MTlQXFw8Pi8yOzpQTTJLNioqJEQvWUQ7ZEQ7ZDNATCYjNComVDEjIUQ7ZDReMzMreV4zRDtkZDcwM1NiIytAMCN5MjNeVDM9M0Y5My1LLnosei88PjMsLC8 LDsxLzIuXyxfLCwxLiw0XHwyPjI7Lj55MjJcPjJ8M3kuLHx5fDN6MiwyMjMuLjE0PjszLkYmNzJLRig3MktGeTQ0NzA3eSozUzcheTUzSzYqKiREL1lEO2REO2QzQEwmIzQqJlQxIyFEO2Q0XjMzK3leM0Q7ZDAjNSNUJEA1RiReIzIoMSpTNyF5NTNLNioqJEQvWUQ7ZEQ7ZDNATCYjNComVDEjIUQ7ZDReMzMreV4zRDtkJF4jMigxKlQkQDVGQEtkNzAzSmIjK0AwI3kyM15GNDcwM0B5ITNLJjMqKCQ=

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