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momo - viento.rar.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 momo - viento.rar.exe, “Installer for Right Soft” 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 forallhomee.com. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Right Soft  (signed by Sergey Petrov)

Product:
Right Soft

Description:
Installer for Right Soft

Version:
2014.3.2.1434

MD5:
0edcc86ca28e1ee332f9d790d7dd4171

SHA-1:
d6216446b0cb076868f1f0e635232988d2e4ab7d

SHA-256:
cdba30b1d1a9906b2bf43cdd42872d425b9558faf34a41894fa25ef1b9822253

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:
4/24/2024 12:09:47 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware (M)
16.7.19.1

File size:
332.2 KB (340,176 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 Right Soft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\downloads\momo - viento.rar.exe

Digital Signature
Signed by:
Sergey Petrov

Authority:
COMODO CA Limited

Valid from:
8/21/2013 2:00:00 AM

Valid to:
8/22/2014 1:59:59 AM

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 9:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:rrv3c6bUzkuvcBYC47l2xrvOx3Ca8KUSc2cjL5dOozdO0UZzGd1Ydb:rrv3cjkuveY3E6ydXjz9zQ6Ib

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...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file momo - viento.rar.exe has been seen being distributed by the following URL.

http://forallhomee.com/v1160?product_name=Momo - Viento [2013].rar&installer_file_name=Momo - Viento [2013].rar&product_file_name=Momo - Viento [2013].rar&product_download_url=http://am4-r1f2-stor09.uploaded.net/.../8a1a068f-e655-4042-b497-21546987ab1e

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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