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winrar setup.exe

WinRAR

Download Manager

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 winrar setup.exe, “WinRAR ” by Download Manager 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. With this installer, users are expecting to download WinRAR archiver but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
NEW Download Manager Cert   (signed by Download Manager)

Product:
WinRAR

Description:
WinRAR

Version:
2.0.24.0

MD5:
bbfffb648a5746f6cd93247279e803ad

SHA-1:
d972ae25b9873b325248da4f67670a79f0a25c53

SHA-256:
4d4a8fe7bf64140c86b153b3a821b1e329ffa322184b43ff55511c6347b3010c

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:
12/26/2024 7:19:04 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.6.3.12

File size:
757.4 KB (775,544 bytes)

Product version:
2.0.24.0

Copyright:
(c) NEW Download Manager Cert

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

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

Digital Signature
Signed by:
Download Manager

Authority:
VeriSign, Inc.

Valid from:
6/9/2014 5:00:00 PM

Valid to:
7/11/2017 4:59:59 PM

Subject:
CN=Download Manager, O=Download Manager, 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:
6771A39C2739AF7082C1C8D8234BB168

File PE Metadata
Compilation timestamp:
7/17/2014 1:10:37 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:obpmT1yswhag83T6CHYUv5rFj6Zu19V1jTfIGjH51yrfB3CsuQaIB2U57pMENgb:obpmDwwgSFtFj6w19PkkHy7BbufIB37C

Entry address:
0x25E418

Entry point:
60, E8, 00, 00, 00, 00, 58, 05, 5A, 0B, 00, 00, 8B, 30, 03, F0, 2B, C0, 8B, FE, 66, AD, C1, E0, 0C, 8B, C8, 50, AD, 2B, C8, 03, F1, 8B, C8, 57, 51, 49, 8A, 44, 39, 06, 88, 04, 31, 75, F6, 2B, C0, AC, 8B, C8, 80, E1, F0, 24, 0F, C1, E1, 0C, 8A, E8, AC, 0B, C8, 51, 02, CD, BD, 00, FD, FF, FF, D3, E5, 59, 58, 8B, DC, 8D, A4, 6C, 90, F1, FF, FF, 51, 2B, C9, 51, 51, 8B, CC, 51, 66, 8B, 17, C1, E2, 0C, 52, 57, 83, C1, 04, 51, 50, 83, C1, 04, 56, 51, E8, 5E, 00, 00, 00, 8B, E3, 5E, 5A, 2B, C0, 89, 04, 32, B4, 10...
 
[+]

Entropy:
7.9361

Packer / compiler:
ASPack v1.08.04

Code size:
1.7 MB (1,739,264 bytes)

The file winrar setup.exe has been seen being distributed by the following URL.

http://www.downtoad.com/.../winrar.exe

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