» vovdnxzk.exe
Overview
Analysis
File Details
Network (2)

vovdnxzk.exe

Yakov Cohen

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 file vovdnxzk.exe, “Installer for StarApp” by Yakov Cohen 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. It is also typically executed from the user's temporary directory. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.

File name:

vovdnxzk.exe

Publisher:

StarApp (signed by Yakov Cohen)

Product:

StarApp

Description:

Installer for StarApp

Version:

2013.7.23.2048

MD5:

70a7a8907289ee04cfe137335d3f8c35

SHA-1:

cf14e6490be043dd6697d4a00b4f7fc41918a66d

SHA-256:

a3ac77565808e408ac4b20011dcd910d9dd0782d560508f1fcd1a63dd9790f0d

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:

4/16/2024 11:58:48 AM UTC (today)

Scan engine

Detection

Engine version

Reason Heuristics

PUP.WebPick.YakovCohen.Installer (M)

16.2.11.16

File size:

293.3 KB (300,304 bytes)

Product version:

1.0.0.1

Original file name:

TSULoader.exe

Installer:

WebPick InstalleRex (Tarma)

Common path:

C:\users\{user}\appdata\local\temp\vovdnxzk.exe.part

Digital Signature

Signed by:

Yakov Cohen

Authority:

COMODO CA Limited

Valid from:

8/2/2012 2:00:00 AM

Valid to:

8/3/2013 1:59:59 AM

Subject:

CN=Yakov Cohen, O=Yakov Cohen, STREET=Rodenski 10, L=Tel Aviv, S=Israel, PostalCode=69360, C=IL

Issuer:

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

Serial number:

009AF809F48BC879375BE578151D15C51C

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:qrk29uEo2S1YnQmCX492DkwNP3qpYFruKBCkW1vN8d5kGZUB1mGmafKgsJkwgBgi:qrkOu6/eIo4e1ivEKnmGmCBsJkz

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 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=65892478&publisher_id=589&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=197677434&external_id=0&session_id=395354868&hardware_id=461247346&installer_file_name=vovdnxzk.part

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