installer_microsoft_word_english.exe

Vittalia Limited

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_microsoft_word_english.exe by Vittalia Limited has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Vittalia DM installer. The file has been seen being downloaded from ie.filewon.com.
Publisher:
Vittalia Limited  (signed and verified)

MD5:
86a34ad585ac9605af3f38f1f8ad0453

SHA-1:
09924d9c8b59bddd2c70ba3c0799e21bc47ccabe

SHA-256:
3dc58548c015546e173caa93930534add2c5044c10c02624da5c2aad97666afc

Scanner detections:
1 / 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:
5/1/2025 5:57:45 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Vittalia.Bundler (M)
16.5.31.3

File size:
788.2 KB (807,136 bytes)

File type:
Executable application (Win32 EXE)

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

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

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
5/18/2013 1:00:00 AM

Valid to:
5/18/2016 12:59:59 AM

Subject:
CN=Vittalia Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Vittalia Limited, L=Dublin, S=Dublin, C=IE

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:
6CC8DB30E67B3DF9E2607EE882D390AC

File PE Metadata
Compilation timestamp:
12/5/2009 10:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:rgUO52sPS0bR72DrMts2JXXmJvDb0Sq80YrhqTcPT0e88l4NscZiVujn41+aWWNJ:rgusRa2tHmJ9q80qm8ssyM1+/WNJTv7

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:
7.9878

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

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