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winrar_setup.exe

Advertiso GmbH

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 by Advertiso GmbH has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. 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:
Advertiso GmbH  (signed and verified)

MD5:
28cb04a4246d0189471da6cfa6ff39b7

SHA-1:
a96b7e746a16c7ce118eec35dd4df81da7d9c2ae

SHA-256:
73b9bcb0fdce0dedb9493d0a81c739fda48ca29600dcc7eeacf1033d832774a8

Scanner detections:
16 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
11/5/2024 10:40:23 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.167.212

AVG
InstallC
2015.0.3271

Baidu Antivirus
Trojan.Win32.InstallCore
4.0.3.14123

Comodo Security
ApplicUnwnt
19235

Dr.Web
Trojan.Packed.28386
9.0.1.0337

ESET NOD32
Win32/InstallCore.MZ (variant)
8.10274

Fortinet FortiGate
Riskware/InstallCore
12/3/2014

K7 AntiVirus
Unwanted-Program
13.183.13086

Kaspersky
not-a-virus:AdWare.Win32.InstallCore
14.0.0.2851

Malwarebytes
PUP.Optional.InstallCore.A
v2014.12.03.05

Qihoo 360 Security
Win32/Virus.Adware.f22
1.0.0.1015

Reason Heuristics
PUP.Installer.AdvertisoGmbH.M
14.12.3.17

Sophos
Install Core Click run software
4.98

SUPERAntiSpyware
PUP.InstallCore/Variant
10200

Trend Micro House Call
Suspicious_GEN.F47V0727
7.2.337

VIPRE Antivirus
Trojan.Win32.Generic
32324

File size:
748.5 KB (766,464 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
Advertiso GmbH

Authority:
COMODO CA Limited

Valid from:
10/28/2013 1:00:00 AM

Valid to:
10/29/2014 12:59:59 AM

Subject:
CN=Advertiso GmbH, O=Advertiso GmbH, STREET=Kiebitzhof 1a, L=Hamburg, S=Hamburg, PostalCode=22089, C=DE

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

Serial number:
5E967C83796D144C896154F79240904C

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:Z7vpzJW2Zd1wYe4xkAotm5j6I3OvcuZrmI8At8B4FbNrnEdWfqYYT4PT:Z7vNJBZLwY7R6CO0udB8O1BDEdWfqtm

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

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

Code size:
37 KB (37,888 bytes)

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

http://2641.dl.downloadian.com/system/softwares/data/000/726/358/.../winrar_setup.exe

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