home

setup.exe

WinRAR

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 analytics.getdowntest.com.
Publisher:
Download Assistant  (signed and verified)

Product:
WinRAR

Version:
3.0.0.136

MD5:
551c37f62cde1ab8791f9063083fcd9d

SHA-1:
5ed65f6f133a708a3ef6ebf8d61dd2de8526354b

SHA-256:
e8a63e1b306f1d06cf526af99dbc158a554a05f4eab44d8afd5956c1901e1804

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 6:48:54 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.8.9.10

File size:
1.1 MB (1,132,576 bytes)

Product version:
3.0.0.136

Copyright:
(c) Download Assistant

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

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:
12/2/2015 8:00:00 AM

Valid to:
3/3/2017 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:
04A6D3440F1D06EE9CA4CE2B30C76606

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:nxGU8q7BmUNPLyrwPyWLWn7tNhbDmPtR+XbBj2F/ZipFQOG:QWBmUNPLyr5WLu5SPtKwRaU

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:
6.9592

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://analytics.getdowntest.com/v2/click/eee426b7/?d=http://www.rarlab.com/rar/wrar530.exe&key=1dd3817b132e98e199da7db0cc8e7cd58243fe35b2d5a38d273bbc60676df985&sid=webupdaterIE2016-01-23_b_s1&uid=&affiliate_image=&product_image=http://cdn.software-updater.com/.../default.png&n=WinRAR&filename=setup

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