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installer_skype_norwegian.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_norwegian.exe by Vittalia Internet S.L has been detected as adware by 10 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.no.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:
972b9c9dc891cb68d193ce6f8315af28

SHA-1:
41508b127a160f6fe29a7a34a1b985efb9535465

SHA-256:
b36f39d46b8e2e8da8035024dba7013d127d6b4be07094070bdde25eef97fe0c

Scanner detections:
10 / 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:
4/23/2025 6:42:39 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/Vittalia.AB
7.11.170.208

AVG
Skodna.Bundle.d71
2015.0.3362

Dr.Web
Adware.Downware.1051
9.0.1.05190

ESET NOD32
Win32/Toolbar.Babylon potentially unwanted application
7.0.302.0

NANO AntiVirus
Trojan.Win32.Downware.yrejy
0.28.2.61942

Qihoo 360 Security
Win32/Trojan.Adware.37e
1.0.0.1015

Reason Heuristics
PUP.VittaliaInternetSL.Z
14.9.4.2

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14902

SUPERAntiSpyware
Adware.Lollipop/Variant
10381

VIPRE Antivirus
Threat.4782551
32210

File size:
272.3 KB (278,816 bytes)

File type:
Executable application (Win32 EXE)

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

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

Digital Signature
Signed by:
Vittalia Internet S.L.

Authority:
VeriSign, Inc.

Valid from:
6/5/2012 2:00:00 AM

Valid to:
5/9/2013 1:59:59 AM

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 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:UgXdZt9P6D3XJv4B3d3+IfFeOdDTr+goV6QcxiUufGmgVXL10v1vBFcs2ENOGpxI:Ue34ad3V9ejcliUYiV71QHcs2aQCiQk

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://download.no.filewin.com/installers/out/no/37/no.filewin.com/no/c2f3f489a00553e7a01d369c103c7251/d5/25/a0412121c4b5aabb0cc70d44f8a6/.../installer_skype_Norwegian.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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