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installer_left_4_dead_2_steam_chinese.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_left_4_dead_2_steam_chinese.exe by Vittalia Internet S.L 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 chinese.trailsframework.org. 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:
6a89b18bf2772708be37232c8c938ee0

SHA-1:
f27fbd24f7b6003291b8c2e05e5ee61128318335

SHA-256:
81a373bbcec7fef8b38ff32fc8ce03a4c3abc2f5035e6ef0729efcbbe7696ece

Scanner detections:
1 / 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:
12/25/2024 5:14:30 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Vittalia (M)
17.3.4.22

File size:
692 KB (708,600 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM

Common path:
C:\users\{user}\downloads\installer_left_4_dead_2_steam_chinese.exe

Digital Signature
Signed by:
Vittalia Internet S.L.

Authority:
Starfield Technologies, Inc.

Valid from:
7/22/2014 7:15:00 PM

Valid to:
2/6/2015 11:02:08 PM

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:
7/18/2014 6:27:14 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x1818B

Entry point:
E8, 1C, CF, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 88, B3, 46, 00, E8, EF, 5A, 00, 00, E8, 00, 36, 00, 00, 0F, B7, F0, 6A, 02, E8, AF, CE, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 07, B9, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
6.5504

Code size:
358.5 KB (367,104 bytes)

The file installer_left_4_dead_2_steam_chinese.exe has been seen being distributed by the following URL.

http://chinese.trailsframework.org/lv/software/.../kl669760.htm

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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