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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from open.file-downloads.com.
Publisher:
Download Assistant  (signed and verified)

Product:
File Downloader

Version:
3.0.0.156

MD5:
45e56849f6551fa5a222736d589fa612

SHA-1:
5eff41c551f24a670b985bdf7c696ece3206a982

SHA-256:
8910465fb5f9e3fe40bbb4f2463b14e67401f825d2f1f6d45d603ab2ad896457

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:
11/24/2024 12:23:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.8.5.23

File size:
1.1 MB (1,137,480 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\temporary internet files\content.ie5\{random}\setup.exe

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
5/3/2016 8:00:00 AM

Valid to:
8/2/2017 7:59:59 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 10:21:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:RxG/gMBbaGZ4AyhlgrUWsFAQf3C3Zk/0VExuYyk3y1+2Scg2BSDEJakP:qNWA3cf38k8Ex92SDEJakP

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:
6.9637

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://open.file-downloads.com/1465006723WWU0Rk9MRk40Z2dsbWZHZWQ0MUd5S1dXU3JmI3JlKnJlKkhRelZSSVdWOEZSUHJlKklVSEhaRFVIcmUqKkxPSDdeUlpRT1JER0hVOEhhSHROSGJ5akVrRWZsbUhra2Zta2VGZkdqaWtpa2tGamtJZ2hHbUdlam1ER0dnbUdoSERqa2hEaEhFR2tHR0hqakZJbWVIanRWTEd5dFhMR3l0RElJTE9MRFdIN0xQREpIeUtXV1NyZiNyZSpyZSpIUXpWUklXVjhGUlByZSpJVUhIWkRVSHJlKk9SSlI4U1FKdFNVUkdYRlc3TFBESkh5S1dXU3JmI3JlKnJlKkhRelZSSVdWOEZSUHJlKklVSEhaRFVIcmUqU1VSR1hGVzhTUUp0UXkqTE9IeF5SWlFPUkRHSFV0SUxPSFFEUEh5VkhXWFM=

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