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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, “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. 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:
Internet Setup

Version:
1.0.5.a0.1_34623

MD5:
7d8fc87108436f003850df59f3287b8a

SHA-1:
72725790c465355a7147ef1c7383a5d1c401399a

SHA-256:
f81d9def6b0e7e0f6d1183653fda949f723613b7c17983a90aaea7790039ddff

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 7:06:54 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.NMH (M)
16.7.30.6

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)

Language:
Language Neutral

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 7:08:19 AM

Valid to:
10/22/2015 7:08:19 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:
6/19/1992 7:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:LKvaauxkhpd07rw/nxas3fAAVj40kRsiasYFi:L6JNO8asPAyjbkRsia3

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 rcWcHim7dAWilam7dREhXs0vmAWASDChTMm7dlChV8yOZCdNjgFNTam7K2pDZ1fAja0NZcFNTi4Njn=&campaignId=9jn0Aja3Azi0AZMq

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