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:
2d267d9b768dd297b3fed71851bc1837

SHA-1:
4074bd976406caed3333e827f813a25c9e93d9dd

SHA-256:
431edbdd17c77aec3163c34fd9d6339e43e00f9b5b35e83f6eafbf8db41cb4e9

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:
12/26/2024 4:31:37 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.7.30.3

File size:
1.1 MB (1,140,232 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 12:00:00 AM

Valid to:
8/1/2017 11:59:59 PM

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 2:21:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:FxG/kPTG7crOdylyGUKZfWQUKhNwZWGPh63qpWYQAQryeFHVmSvT2ODNQLZftEJG:egS7GOdylyrWfWQUKhWMGPI3meOeye2P

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...
 
[+]

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/.../Ozt1Ojt4PS12XHYpOlxzdnY9XHYtd3M6Oy1zLXd0djt2dnc6OnV4XCl3OiAhMXZFICMxdkUgc3h4MTQxc0B3TTE1c3l3RXpAQDg8K1M8KVg8KVh3NkYhN3hAIU51NzU8KVh4MHd3JXMwdzwpWDQ3eTdOODZ5IDgwN3YjdUBNMTVzeXdFekBAODwrUzwpWDwpWHc2RiE3eEAhTnU3NTwpWHgwd3clczB3PClYODA3diN1QE44NnkgNkVYMTR3RFY3JTY0N3N2dzAgeDE0dzZzNXdFIXdAIzg=

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