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4sync.exe

Setup

Roadpass Trading Ltd.

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application 4sync.exe by Roadpass Trading 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 www.premiumsave.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Premium  (signed by Roadpass Trading Ltd.)

Product:
Setup

Description:
Installer

Version:
2012.4.24.1902

MD5:
878854729abdb6783904c2f6596949b8

SHA-1:
9029987a8b0f7353a2aa27fe041c624582e4b484

SHA-256:
b3b5390d8ab58732893df31166bad1a9a645d0cc1d2f8842edd3916372dc4f68

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:
12/26/2024 11:14:29 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.Roadpass.Installer (M)
16.7.2.17

File size:
283.2 KB (290,000 bytes)

Product version:
1.0

Copyright:
Copyright © 2010 Premium

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\downloads\4sync.exe

Digital Signature
Signed by:
Roadpass Trading Ltd.

Authority:
COMODO CA Limited

Valid from:
4/2/2012 1:00:00 AM

Valid to:
4/3/2013 12:59:59 AM

Subject:
CN=Roadpass Trading Ltd., O=Roadpass Trading Ltd., STREET=Grigori Afxentiou 8, STREET="EL.PA. Livadioti Building,", STREET="3rd floor, Office 306,", L=Larnaca, S=Cyprus, PostalCode=6023, C=CY

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

Serial number:
7CEA38597BE5145D4B71FF0ECD5A4F37

File PE Metadata
Compilation timestamp:
4/23/2012 2:12:59 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:1ZRQey+1ymvcQm4MsG4hYm04E165hlrPZBy4s/Zp/:1ZyL+1UQgspGT7c5DZ0Bp/

Entry address:
0x14A3

Entry point:
55, 8B, EC, 81, EC, 24, 06, 00, 00, 53, 56, 33, F6, 57, 66, 89, B5, E4, FB, FF, FF, 89, 75, F4, 89, 75, FC, FF, 15, 68, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 64, 30, 40, 00, 89, 45, F8, 68, 04, 01, 00, 00, 8D, 85, DC, F9, FF, FF, 50, 56, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, BC, 32, 40, 00, E8, 82, FB, FF, FF, 59, C7, 05, 0C, 44, 40, 00, FD, 00, 00, 00, E9, 13, 02, 00, 00, 50, 68, 98, 32, 40, 00, E8, 67, FB, FF, FF, 59, 59, C7, 05, 0C, 44, 40, 00, FF, 00...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file 4sync.exe has been seen being distributed by the following URL.

http://www.premiumsave.info/.../

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

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

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=238068822&publisher_id=380&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=714206466&external_id=0&session_id=1428412932&hardware_id=1666481754&installer_file_name=4sync

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