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installer_avast_portuguese.exe

Vittalia Internet S.L

This is the Vittalia Filewon Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application installer_avast_portuguese.exe by Vittalia Internet 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 Vittalia DM installer. The installer is marketed through download protals and search ads as the free AVAST Antivirus but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Vittalia Internet S.L  (signed and verified)

MD5:
a5e04aaf883b48e2dc73ae5dc46cbf11

SHA-1:
0ea8bfeae3aee603e90b2dbfbfcb02b9708fe65b

SHA-256:
bbec24131e2f05d958b0f07918137b6574c0625ac4dfb0a0ce9cda53c55e969e

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
8/8/2025 12:41:04 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Vittalia (M)
16.7.31.10

File size:
763.6 KB (781,920 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM (using Inno Setup)

Language:
Language Neutral

Digital Signature
Signed by:
Vittalia Internet S.L

Authority:
GlobalSign nv-sa

Valid from:
7/9/2014 7:18:24 AM

Valid to:
8/9/2015 7:18:24 AM

Subject:
CN=Vittalia Internet S.L, O=Vittalia Internet S.L, L=Mostoles, S=Madrid, C=ES

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

Serial number:
1121296DFC83F15C4B1C19CE7B920AA7D12F

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):
12288:k7FaDPMfQHv8BMgAXbvhieNjNuS2twXeNjEEb9Oet4j3rEg5KOaBkAF31EmJnuCB:k7FyEfQHUBlALhiUjo9twmEyMz3rXPgt

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, BF, A9, FF, FF, E8, 5E, 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 installer_avast_portuguese.exe has been seen being distributed by the following URL.

http://avast.descargar.es/.../down.php?p=BR-ADVERTISE&affid=66644-47580&kw=avast 2014 protect your windows pc avast

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to www.uplstatsone.com  (93.189.33.84:80)

TCP (HTTP):
Connects to services.upd4ter.com  (93.189.33.101:80)

TCP (HTTP):
Connects to media.vitavita.com.es  (109.70.128.135:80)

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