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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. This will display context specific advertisements in the browser as well as attempt to modify the browser's search provider. 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:
fcdbefb27d51be977c3502be70978070

SHA-1:
c9287d90819802d90c6afbde732e4379695ab2c0

SHA-256:
50c0427f3a938bb8eb2a6c2a288ea6f74064f5a23fbe288921e0f717e7329a39

Scanner detections:
7 / 68

Status:
Adware

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

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/18/2024 7:49:21 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.355
9.0.1.021

ESET NOD32
Win32/Toolbar.Babylon
9.8076

Fortinet FortiGate
W32/Toolbar.BABYLON
1/21/2015

NANO AntiVirus
Trojan.Win32.Downware.xovuc
0.22.8.50837

Reason Heuristics
PUP.Vittalia
15.1.21.15

Trend Micro House Call
TROJ_GEN.RCBH1K5
7.2.21

VIPRE Antivirus
Vittalia Installer
15858

File size:
479.6 KB (491,120 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 8:00:00 PM

Valid to:
5/8/2013 7:59:59 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 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:Fe34fV/eBGOS/mcliUYiVvmxh4/cs23GxpCDiSNHxQjizlnEwUhIriQt:TASO2i7iVvmxhGcs23GxEMS+hIeQt

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:
7.8901

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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