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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 16 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 domsem.com.edgesuite.net and multiple other hosts. 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:
cbea6c2f78d4872eb3b9386d822d42b1

SHA-1:
7a392a931944c12618c501d8c2babddc80ebabcb

SHA-256:
755572fb97bd94f4fc2d4a5abcc73c416509a5633e4d28f9642fc06b5aac8169

Scanner detections:
16 / 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 5:25:23 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.196.230

AVG
Generic
2015.0.3255

Comodo Security
ApplicUnwnt
20419

Dr.Web
infected with Trojan.Packed.28459
9.0.1.05190

ESET NOD32
Win32/InstallCore.PS potentially unwanted application
7.0.302.0

Fortinet FortiGate
Adware/InstallCore
12/19/2014

G Data
Win32.Application.InstallCore.CM
14.12.24

K7 AntiVirus
Unwanted-Program
13.188.14395

McAfee
Trojan.Adware-DomaIQ
16.8.708.2

NANO AntiVirus
Riskware.Text.Drop.defxvv
0.28.6.64267

Qihoo 360 Security
Trojan.Generic
1.0.0.1015

Quick Heal
AdWare.InstallCore.r8 (Not a Virus)
12.14.14.00

Reason Heuristics
PUP.VittaliaInternetSL.X
14.12.19.21

Sophos
PUA 'Install Core Click run software'
5.09

Vba32 AntiVirus
Malware-Cryptor.InstallCore.gen
3.12.26.3

VIPRE Antivirus
Threat.4150696
35418

File size:
879.2 KB (900,336 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM (using Nullsoft Install System)

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

Digital Signature
Signed by:
Vittalia Internet S.L.

Authority:
Starfield Technologies, Inc.

Valid from:
7/22/2014 6:15:00 AM

Valid to:
2/6/2015 9:02:08 AM

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

Issuer:
SERIALNUMBER=10688435, CN=Starfield Secure Certification Authority, OU=http://certificates.starfieldtech.com/repository, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
0418F16686AE11

File PE Metadata
Compilation timestamp:
12/5/2009 4:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:kTpNpPauqlUSO0ZkDlMFj0xtfpaAgVcmz89nGNPEjlkNy9csmLG2oye41+aWWNJi:kTpyl6lM10HxaAhRMyFyB1+/WNJTvG

Entry address:
0x30FA

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, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9897

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file installer_excel_spanish.exe has been seen being distributed by the following 2 URLs.

http://domsem.com.edgesuite.net/installers/out/007280072900730/piid-01234567899874563210012345678912/ax/descargares/spanish/seo/chrome/excel/d/782198027fc5094c479d3ef9a43b22b5/ici/.../na/installer_excel_Spanish.exe

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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