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winrar_setup.exe

Generic Installer

SMInstall

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application winrar_setup.exe, “Generic Installer Setup ” by SMInstall 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 installCore installer. The installer is marketed through download protals and search ads as WinRAR archiver but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
App internet   (signed by SMInstall)

Product:
Generic Installer

Description:
Generic Installer Setup

MD5:
4b0846010485022a0f9050685f5937d1

SHA-1:
94108ffb4d56b17169587f5033dde76881e8e370

SHA-256:
a523aad9bb036747d2d85e0eca175eaf46d45def6b72b0936ec9f2761300349d

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:
5/5/2024 7:44:17 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.SMInstal.Installer (M)
16.7.12.1

File size:
685 KB (701,408 bytes)

Product version:
5.5.2

Copyright:
Application

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:
SMInstall

Authority:
COMODO CA Limited

Valid from:
4/27/2014 5:00:00 PM

Valid to:
4/28/2015 4:59:59 PM

Subject:
CN=SMInstall, O=SMInstall, STREET=28 Lenelblome St., L=Tel-Aviv, S=Israel, PostalCode=651307, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
31299ED25CA5E46494E969CE41814214

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:WeWGu/LIZJOYefxU+zdR+WLLgvnKc+E3ybnTTV3huPAUOGYWHZXX5wSnWW3iaAri:WeW3/UZJOhfW+fjLLEnK7YyLBa7O7kXF

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.8998

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

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

http://cdn.quicksetupstar.com/c?x=ydac8hZ41IhEni4MQsznAm/3Qp4pOe3iAvdem4UsDz8=&c=zYz9JlS2AOBo1jfn7JeQs1zprIr6HQ/.../pSt4bcjQIhpMscW27LzwnJtg2aSsi32p8vUgCTG40W9F4r8MsCmOg==&downloadAs=WinRAR_Setup.exe

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