winrar_setup.exe

Web

OOO Profit Adverts

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, “Web Setup ” by OOO Profit Adverts 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. 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:
Internet Prog   (signed by OOO Profit Adverts)

Product:
Web

Description:
Web Setup

Version:
2.3.2.3

MD5:
0e7e2e4427d5181be0eb078b2d7a430c

SHA-1:
48b7ccba3786c8c208470d9e4cc1edb851e4c222

SHA-256:
3df8327bbc4a1a899c1205117df1ac93aaf95cbaa00112626d85014725389bb2

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:
6/1/2024 11:46:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.OOOProfi.Installer (M)
16.3.29.2

File size:
804.6 KB (823,920 bytes)

Product version:
1.3

Copyright:
Installer

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
Authority:
COMODO CA Limited

Valid from:
1/23/2015 6:00:00 PM

Valid to:
1/24/2016 5:59:59 PM

Subject:
CN=OOO Profit Adverts, O=OOO Profit Adverts, STREET=Ulitsa Yurowski 92, L=Moscow, S=Moscow, PostalCode=125466, C=RU

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

Serial number:
03BC4EC26FF816435D336E5F56EC711A

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:5bn5Gm17GszimlmUpG7NwZjI+ML04gJY+z2l4//Q7Ccv47D9+4gHrWLR:5bn5LxGqRRIdYlD/yCI0DUtriR

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:
7.8124

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.

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