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installer_excel_spanish.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_excel_spanish.exe by Vittalia Internet S.L has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the Vittalia DM installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from excel.descargar.es. While running, it connects to the Internet address services.upd4ter.com on port 80 using the HTTP protocol.
Publisher:
Vittalia Internet S.L  (signed and verified)

MD5:
a72fc1b02b7366d9b6a7a34faf1b37d7

SHA-1:
4ede9767367f70ea1be038f8b3e8643f2e937825

SHA-256:
365feafbcaff6863d20d22c8feb36b1141d42c29e977470fb12874576133511f

Scanner detections:
11 / 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:
12/26/2024 5:07:09 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen9
7.11.179.162

AVG
Generic
2016.0.2912

Dr.Web
Trojan.Packed.28459
9.0.1.0332

ESET NOD32
Win32/InstallCore.QH (variant)
9.10587

F-Prot
W32/InstallCore.AC.gen
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.184.13727

Malwarebytes
PUP.Optional.Vittalia
v2015.11.28.03

Qihoo 360 Security
Trojan.Generic
1.0.0.1015

Reason Heuristics
PUP.Vittalia.VittaliaInternetSL.Bundler (M)
15.11.28.3

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
Adware.InstallCore
34076

File size:
762 KB (780,288 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM (using Inno Setup)

Common path:
C:\users\{user}\downloads\installer_excel_spanish.exe

Digital Signature
Signed by:
Vittalia Internet S.L

Authority:
GlobalSign nv-sa

Valid from:
7/9/2014 5:18:24 AM

Valid to:
8/9/2015 5:18:24 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 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:RPFafJduqBYuk26xsMmJDIYfM8N7NvI/0ILAtWTuSbIQHdFzZ+OV36:RPFKJduJ1xefzm0F8TFXdP+OV36

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...
 
[+]

Entropy:
7.8814

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file installer_excel_spanish.exe has been seen being distributed by the following URL.

http://excel.descargar.es/down.php

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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