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download.exe

Bogdan Didenko

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 download.exe, “Installer for ItsMyApp” by Bogdan Didenko 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 musicdoldin.net. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
ItsMyApp  (signed by Bogdan Didenko)

Product:
ItsMyApp

Description:
Installer for ItsMyApp

Version:
2014.5.11.1437

MD5:
3c0fe3f008376589984f35ef9f1740f9

SHA-1:
45f2232bfc75014c7b5c254b385d40db751d561b

SHA-256:
43330a192d5a0ca201f3e5bd6176c9672574a256ee02b3d31b8efc55bca2f13f

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 8:17:50 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.WebPick.Installer (M)
16.2.26.8

File size:
316.1 KB (323,712 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 ItsMyApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Bogdan Didenko

Authority:
COMODO CA Limited

Valid from:
9/12/2013 7:00:00 AM

Valid to:
9/13/2014 6:59:59 AM

Subject:
CN=Bogdan Didenko, O=Bogdan Didenko, STREET=Revutskogo 44, L=Kiev, S=Kiev, PostalCode=02140, C=UA

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

Serial number:
00E6A93AF5D57B453D0C73ABE3E41C7DCC

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:XrmbUzkuvcBYC47l2xkihNbvnXz3ma0QKctzwl2hvsbHGJ3:XrvkuveY3ibXz3UQKctk2hsbW

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 download.exe has been seen being distributed by the following URL.

http://musicdoldin.net/.../?&q=Download&product_name=Download&installer_file_name=Download&external_id=1399892469949974126

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=81578090&publisher_id=157&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=244734270&external_id=0&session_id=489468540&hardware_id=571046630&installer_file_name=download

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