microsoft-outlook-windows-downloader.exe

Malavida Network International, S.L.

The application microsoft-outlook-windows-downloader.exe by Malavida Network International, S.L 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 NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from dl1335117.mvmfd.net.
Publisher:
Malavida Network International, S.L.  (signed and verified)

MD5:
89b5abb5f3d319fe32dcb94d5264e9bc

SHA-1:
9a91f5456fb817a67ad0891917a560fb95018f48

SHA-256:
b1b44ed0cbfffc25c1dfb78dd59bfa8153c363112167128244257755046e9c65

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.

Analysis date:
12/26/2024 12:21:09 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Malavida.Installer (M)
16.5.17.16

File size:
388.4 KB (397,696 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
3/26/2013 9:00:00 PM

Valid to:
3/27/2014 8:59:59 PM

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 7:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:zQqgT9jtmMyHYZowAjO3JeKv4WpNqAXJ2WpJiP94c0kaYnF3Ava8HuY/l6p3:GT9pnRYjklN9XP0FaakN6p3

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-outlook-windows-downloader.exe has been seen being distributed by the following URL.

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