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, “Internet 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. 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:
%VENDOR%  (signed by Moca Network (New Media Holdings Ltd.))

Product:
%VENDOR% Downloader

Description:
Internet Setup

Version:
1.0.5.a0.1_34623

MD5:
2846778de28730fbb130e305fe6a2542

SHA-1:
470dc6d0c8b2d662d2b6c23ad70672e703c709ca

SHA-256:
692387c672cfc4021f8e30b1e8673724ec75d897b75d1ae0964385bfd8582d83

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:
4/24/2024 10:17:59 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.NMH.installCore.Installer (M)
16.3.6.10

File size:
807.9 KB (827,296 bytes)

Product version:
1.0.5.a0.1_34623

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
Authority:
GlobalSign nv-sa

Valid from:
10/21/2014 11:08:19 AM

Valid to:
10/22/2015 11:08:19 AM

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 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:yKvaauxkhpd07rw/nxas3fAAVj40kRsiasYFi:y6JNO8asPAyjbkRsia3

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.

Remove winrar_setup.exe - Powered by Reason Core Security