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4231ofe.tac.exe

Daneil Jemoch

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 4231ofe.tac.exe, “Installer for Excellent4App” by Daneil Jemoch 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:
Excellent4App  (signed by Daneil Jemoch)

Product:
Excellent4App

Description:
Installer for Excellent4App

Version:
2014.5.18.1727

MD5:
3a562c1a8bd332bb0658a51fbc567296

SHA-1:
c3ab9bd6ea74a16df99df7bb2ae7c9c573b4e829

SHA-256:
5f31f0540e37ee4459f654bfd1de88d26b0d260503a147f17b63b05e969a3282

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 4:02:22 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.WebPick.Installer (M)
16.1.15.2

File size:
316.2 KB (323,824 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 Excellent4App

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\downloads\4231ofe.tac.exe

Digital Signature
Signed by:
Daneil Jemoch

Authority:
COMODO CA Limited

Valid from:
9/2/2013 12:00:00 AM

Valid to:
9/2/2014 11:59:59 PM

Subject:
CN=Daneil Jemoch, O=Daneil Jemoch, STREET=Dubenskay 3, L=Kiev, S=Kiev, PostalCode=03056, C=UA

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

Serial number:
49A39B9858F6FBAB7EFD6CE450878DDB

File PE Metadata
Compilation timestamp:
3/12/2013 8:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:sr4bUzkuvcBYC47l2x9bpAJiqS1JDoU0/JleWvJ6AbJbkvIxBu4Ti3iQk:sr9kuveY3ImYZ15oU0/HtbJbkgXJGyQk

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 4231ofe.tac.exe has been seen being distributed by the following URL.

http://forallhomee.com/v1160?product_name=4231ofe.tac&installer_file_name=4231ofe.tac&product_file_name=4231ofe.tac&product_download_url=http://fra-7m19-stor04.uploaded.net/.../3cac3f6e-029d-4d6d-bd3d-814ff083f84a

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=47429442&publisher_id=742&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=142288326&external_id=0&session_id=284576652&hardware_id=332006094&installer_file_name=4231ofe.tac

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