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winrar_setup.exe

%VENDOR% Downloader

Moca Network (New Media Holdings Ltd.)

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 Program Setup ” by Moca Network (New Media Holdings) 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:
%VENDOR%  (signed by Moca Network (New Media Holdings Ltd.))

Product:
%VENDOR% Downloader

Description:
Generic Program Setup

Version:
1.0.5.a0.1_34216

MD5:
00fb6a820f0e1c740467f1a67c013c8a

SHA-1:
99fcdbb76fc3c9dcd44deaf69f3e36f8dfb0302b

SHA-256:
ec37fb6885de01ced48d01ea34784bdccf1f5829a6480588af89ada29830b9ab

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:
4/28/2024 6:55:04 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.NMH.installCore.Installer (M)
16.3.8.14

File size:
803.1 KB (822,416 bytes)

Product version:
1.0.5.a0.1_34216

Copyright:
%VENDOR%

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:
Moca Network (New Media Holdings Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
10/21/2014 12:08:19 PM

Valid to:
10/22/2015 12:08:19 PM

Subject:
CN=Moca Network (New Media Holdings Ltd.), O=Moca Network (New Media Holdings Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121BDE3E9465AA3885C78E31659FB678295

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:yRvCCt3y2nw/TvVmRsLe+AJGwN56Zv6k:yVHjn4TsqAJV6ZSk

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://www.file-install.com/?dl=1&dr=cHaWck13IKFy7Xam2r0Wc32lDXizvENyhXNy7yDphXAmD3vpDZ0m rcWcELm7dAWLlLm7dREhXv1vmAWASDChTMm7dlChV8yNZn1AZCFNTam7K2pDZ1fAjMzNTcwNzi4Njn=&campaignId=9jn0AjazNTidAZMq

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