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 the user's temporary directory. The file has been seen being downloaded from setup.downloadshd.com.
Publisher:
Download Assistant  (signed and verified)

Product:
Winrar

Version:
3.0.0.156

MD5:
908386ab8f8e21c642f32d70a9945248

SHA-1:
9201c88a1275868386d87b25dadf0e6fd54b40bb

SHA-256:
da41ab61e05b3bf5591664c6523bb9eca1fb6d2787b6dadd5e50b9bd96501d5d

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:
12/27/2024 3:41:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.5.24.18

File size:
1.1 MB (1,138,240 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\temp\{random}.tmp\qeoecltc\setup.exe

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
6/20/2015 5:00:00 PM

Valid to:
6/20/2016 4:59:59 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:
68A4319BC2FC7C8CEA600E8D68FFA326

File PE Metadata
Compilation timestamp:
1/30/2013 6:21:56 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:zxGURYw/FWYJB4Uh0pkUF07rFpjn9/IH1rUT26fh3SXMFgziEJakp:sC3WYMa0pkUFwrrL9GdDo5W+EJakp

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:
6.9625

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://setup.downloadshd.com/v2/click/a55d8afc/?affiliate_image=http://www.nudownloads.com/i/winrar/.../winrar-logo.png&d=http://www.nudownloads.com/i/downloads/Winrar_setup.exe&filename=Winrar_setup&key=a9febf455c182fa30a87660d10ec8bbe132f98a5e721526054b9132314aaf2d9&n=Winrar&product_image=http://www.nudownloads.com/i/winrar/.../winrar-img.png&sid=wrar-wwlb-4565484738-39754523221-13151402776&sxid=72d3q049vgwt&uid=72d3q049vgwt&uao=TW96aWxsYS81LjAgKFdpbmRvd3MgTlQgNi4yOyBXT1c2NCkgQXBwbGVXZWJLaXQvNTM3LjM2IChLSFRNTCwgbGlrZSBHZWNrbykgQ2hyb21lLzUxLjAuMjY4My4wIFNhZmFyaS81MzcuMzY_&scid=b32f1212-21a9-11e6-892a-0401abff7701

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