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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 which inject ads in the browser. 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:
7e2785fba511996b367759857c41bcd2

SHA-1:
178d46e68a7e6dadc8865e8028fff2679e80657c

SHA-256:
9768fc8a50f4d4b84c9e0387c64eb04c150564e56e0656cb0690fdb1b0747175

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:
11/15/2024 12:12:10 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/Zp5:1ZyL+1UQgspGT7c5DZ0Bp5

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 communication in live environments.

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

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