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downloader_for_zelda - majora's mask.exe

Sergey Petrov

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions which inject ads in the browser. The application downloader_for_zelda - majora's mask.exe, “Installer for SnowApp” by Sergey Petrov 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 WebPick InstalleRex (Tarma) installer. The file has been seen being downloaded from zilliontoolkitusa.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
SnowApp  (signed by Sergey Petrov)

Product:
SnowApp

Description:
Installer for SnowApp

Version:
2014.3.11.1505

MD5:
701b6458af0d1c19770d282dbb557c97

SHA-1:
e7ba74c3723fdb22e90117eba3e6d0f556ba8452

SHA-256:
d99fd5b1305337515009359a79108c54d2d4e5d8d3504c5e21af0b31826380e3

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses Web-Pick's 'File Product', an Installer which wraps various products and downloads and installs it silently through the process, hosted on TusFiles.

Analysis date:
4/26/2024 2:53:54 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.WebPick.Installer (M)
16.1.23.17

File size:
348.3 KB (356,632 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 SnowApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\downloads\downloader_for_zelda - majora's mask.exe

Digital Signature
Signed by:
Sergey Petrov

Authority:
COMODO CA Limited

Valid from:
8/20/2013 7:00:00 PM

Valid to:
8/21/2014 6:59:59 PM

Subject:
CN=Sergey Petrov, O=Sergey Petrov, STREET=Gaydara 13, L=Kyev, S=Kyev, PostalCode=01033, C=UA

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
0AD084E865D27CD546D21DB6EDF89D48

File PE Metadata
Compilation timestamp:
3/12/2013 2:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:brPgYbUzkuvcBYC47l2xjFiptH1zME3KWcLqEKHeG9XQRF5HTf27a2FHEXOz:brIdkuveY3QFip11zolAH505T+u8kX6

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Entropy:
7.9255

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file downloader_for_zelda - majora's mask.exe has been seen being distributed by the following URL.

http://zilliontoolkitusa.info/v2111?product_name=N64-Zelda - Majora's Mask&filesize=26.79 MB&product_title=N64-Zelda - Majora's Mask&installer_file_name=Downloader_for_Zelda - Majora's Mask&product_file_name=zeldamajorasmask.zip&product_download_url=http://n64.freeroms.com/n64-roms/3/zeldamajorasmask.zip&reffer=http://.../dm_download.php?system=N64&game_id=3917&affiliate_id=main

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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