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Classic Shell Setup.exe

Classic Shell

Download Publisher

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 Classic Shell Setup.exe by Download Publisher 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 software.downtoad.com.
Publisher:
Download Publisher  (signed and verified)

Product:
Classic Shell

Version:
3.0.0.63

MD5:
289696349ce3dbef3b537bb284562b9e

SHA-1:
525dbb565c23acb154d3d4a4a3f18e04ce07cb71

SHA-256:
58e6e02ec0d3038b6456aade24062c552d70d9ced7136662713470b8138d1c0b

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:
5/15/2024 7:13:13 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.7.20.18

File size:
785.2 KB (804,016 bytes)

Product version:
3.0.0.63

Copyright:
(c) Download Publisher

Original file name:
Classic Shell Setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

Common path:
C:\users\{user}\downloads\classic shell setup.exe

Digital Signature
Signed by:
Download Publisher

Authority:
VeriSign, Inc.

Valid from:
9/24/2014 7:00:00 PM

Valid to:
9/4/2016 6:59:59 PM

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

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
5ECC09F6F591E0329759887CAC9A3B81

File PE Metadata
Compilation timestamp:
1/6/2015 5:49:19 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:6fgs8zfYy3or6tZekSG6RlYv1m4UODcSm09HFl:6fgsqNSG6Yv1m4U+cN093

Entry address:
0x4CD0F

Entry point:
E8, 4E, 1A, 01, 00, E9, 89, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 69, 33, C0, 8A, 44, 24, 08, 84, C0, 75, 16, 81, FA, 80, 00, 00, 00, 72, 0E, 83, 3D, 20, 4F, 4A, 00, 00, 74, 05, E9, B1, 1A, 01, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1, 8B, CA, 83, E2, 03, C1, E9, 02, 74, 06, F3, AB, 85, D2, 74, 0A, 88, 07, 83, C7, 01, 83, EA, 01, 75, F6...
 
[+]

Entropy:
7.1128

The file Classic Shell Setup.exe has been seen being distributed by the following URL.

http://software.downtoad.com/v2/click/a7e403ac/?d=http://www.downtoad.com/1downloadfiles/classicshell.exe&n=Classic Shell&key=6f74f8cf79ff62a6a019c2ddb0ad623a0fa616c887b59c2f40b264417dbadb07&affiliate_image=http://www.downtoad.com/inventory/classicshell/.../installicon.png&product_image=http://www.downtoad.com/inventory/classicshell/.../installsplash.png&filename=Classic Shell Setup&sid=Google002-USA-ClassicShell- classic shell---

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