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BitTorrent Setup.exe

BitTorrent

Install Assistant

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 BitTorrent Setup.exe by Install Assistant 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 download.downtoad.com.
Publisher:
Install Assistant  (signed and verified)

Product:
BitTorrent

Version:
3.0.0.88

MD5:
cf479964eefef6c50ce670135a5754d9

SHA-1:
0a6d32e7394abffd2ffcf84b3a73c01b40b242be

SHA-256:
1727e0ed52beaa76b0b1f50bde5815f3580721aee111cd9093ad5059d4413fc8

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:
12/26/2024 12:21:40 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Vittalia (M)
16.8.7.19

File size:
844.7 KB (864,928 bytes)

Product version:
3.0.0.88

Copyright:
(c) Install Assistant

Original file name:
BitTorrent Setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\bittorrent setup.exe

Digital Signature
Signed by:
Install Assistant

Authority:
Symantec Corporation

Valid from:
3/9/2015 7:00:00 PM

Valid to:
3/9/2016 5:59:59 PM

Subject:
CN=Install Assistant, O=Install Assistant, L=Wilmington, S=Delaware, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
22447A22A7271728A9B013CFD533476D

File PE Metadata
Compilation timestamp:
3/19/2015 4:59:48 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:eD4PQi3cm6RamsjvEhg8+JA/9oJjDb7ba7KZFc3bSA:E493cdRa/LEhg8c+2JPb7e0c3bSA

Entry address:
0x126A

Entry point:
55, 8B, EC, 83, EC, 10, 53, 56, 57, 6A, 00, FF, 15, 08, 90, 47, 00, 8B, F8, 33, D2, 8B, CF, 8B, 5F, 3C, 03, DF, 2B, 05, 1C, 10, 40, 00, 89, 45, F4, 1B, D2, F7, D8, 89, 55, F8, 0F, B7, 73, 14, 83, D2, 00, F7, DA, 89, 75, F0, 52, 8B, 93, A0, 00, 00, 00, 50, 8B, 44, 1E, 24, 03, 05, 28, 10, 40, 00, 50, FF, B3, A4, 00, 00, 00, E8, 88, FD, FF, FF, 8B, 54, 1E, 28, 83, C4, 10, A1, 28, 10, 40, 00, 2B, D0, 83, FA, 01, 76, 0D, 8B, 4C, 1E, 24, 03, C8, 03, CF, E8, F2, FE, FF, FF, A1, 20, 10, 40, 00, 83, C6, 40, 03, F3...
 
[+]

Entropy:
7.0603

Developed / compiled with:
Microsoft Visual C++

Code size:
478.5 KB (489,984 bytes)

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

http://download.downtoad.com/v2/click/f5n53siy/?d=http://www.downtoad.com/1downloadfiles/bittorrent.exe&n=BitTorrent&key=c4fdbb1483c4ab2ab444d04fa99a739879dae80c96b0f7b4246c3ffe0603d7e6&affiliate_image=http://www.downtoad.com/inventory/bittorrent/.../installicon.png&product_image=http://www.downtoad.com/inventory/bittorrent/.../installsplash.png&filename=BitTorrent Setup&sid=Bing2-USA-BitTorrent-

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