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installer_skype_english.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_skype_english.exe by Vittalia Internet S.L has been detected as adware by 7 anti-malware scanners. The program is a setup application that uses the Vittalia DM installer. During install, it bundles potentially unwanted software on a user's computer at the same time without adequate consent. The file has been seen being downloaded from download.filewin.com. 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:
99604380bf5c5c360ad1d12c69a519b0

SHA-1:
68d62c328b56b0a9aab857a2a05c1c138aded587

SHA-256:
debe9dc615a4df73e72e5ad0894b6f1111f49c78ca939c00ac428f730f52a8c2

Scanner detections:
7 / 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:
4/25/2024 3:50:13 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.355
9.0.1.0191

ESET NOD32
Win32/Toolbar.Babylon
8.7901

Fortinet FortiGate
W32/Toolbar.BABYLON
7/10/2014

Malwarebytes
PUP.BundleInstaller.VIT
v2014.07.10.06

Reason Heuristics
PUP.VittaliaInternetSL.X
14.8.7.21

Trend Micro House Call
TROJ_GEN.RCBH1KE
7.2.191

VIPRE Antivirus
InfoAtoms
15058

File size:
557.6 KB (570,992 bytes)

File type:
Executable application (Win32 EXE)

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

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

Digital Signature
Signed by:
Vittalia Internet S.L.

Authority:
VeriSign, Inc.

Valid from:
6/4/2012 5:00:00 PM

Valid to:
5/8/2013 4:59:59 PM

Subject:
CN=Vittalia Internet S.L., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Vittalia Internet S.L., L=Mostoles, S=Madrid, 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:
7952CFD9EF040B59F3C140BA1DA97A60

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:BelDPV2QDm7EmAeXcs23GxEMS+hIDR+Uo:BODPDmx5VnEh8Uo

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, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9067

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://download.filewin.com/installers/out/en/37/www.filewin.com/en/7516fd43adaa5e0b8a65a672c39845d2/96/26/8ea43ad97e62c2d4a37f7f01ac6b/.../installer_skype_English.exe

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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