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microsoft-word-windows-downloader.exe

Malavida Network International, S.L.

The application microsoft-word-windows-downloader.exe by Malavida Network International, S.L has been detected as adware by 6 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from dl133510f.mvmfd.net.
Publisher:
Malavida Network International, S.L.  (signed and verified)

MD5:
c5f173af6a23fc8e67bb9289ec68db36

SHA-1:
d49bdbc587f874a07fc73dd848b6fd02d7574e70

SHA-256:
7fa25004d889070ae388311eba14770defe2e95e9d5d6b8829f9e2fac5a66230

Scanner detections:
6 / 68

Status:
Adware

Analysis date:
12/28/2025 8:14:16 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.1448
9.0.1.0151

ESET NOD32
Win32/Malavida
9.9494

McAfee
Artemis!C5F173AF6A23
5600.6748

Reason Heuristics
PUP.Installer.MalavidaNetworkInternational
15.5.31.9

Sophos
Malavida
4.98

VIPRE Antivirus
Malavida
27040

File size:
444.8 KB (455,464 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\microsoft-word-windows-downloader.exe

Digital Signature
Signed by:
Malavida Network International, S.L.

Authority:
VeriSign, Inc.

Valid from:
3/27/2013 1:00:00 AM

Valid to:
3/28/2014 12:59:59 AM

Subject:
CN="Malavida Network International, S.L.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Malavida Network International, S.L.", L=Valencia, S=Valencia, C=ES

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
0DC341780137340F059956E88184360E

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:uQqMWRlnjtmMyHYZowAjO3UeKv4WpNqAXJ2WptMHhRWkaYnZ3Rva8YjXZDqebkPd:y7pnRYjTlN9XNOW0ZFapDqluaqNc

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file microsoft-word-windows-downloader.exe has been seen being distributed by the following URL.

http://dl133510f.mvmfd.net/nl/.../microsoft-word-windows-downloader.exe

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