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dj.exe

Artur Kozak

The installer which is distributed via file sharing sites such as TusFiles uses the 'download manager' which wraps the original file in a adware filled bundle. The application dj.exe, “Installer for SummerSoft” by Artur Kozak 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 storebox1.info. While running, it connects to the Internet address r1.getapplicationmy.info on port 80 using the HTTP protocol.
Publisher:
SummerSoft  (signed by Artur Kozak)

Product:
SummerSoft

Description:
Installer for SummerSoft

Version:
2013.9.24.1628

MD5:
49b95a624435b63c184077f34475b51e

SHA-1:
ca060576595a6ba54295ae704afc133344c424ac

SHA-256:
32bd23a7d456ca437f3695193f5fe464743e5e7e50d5eb6cced30bd67da9e31b

Scanner detections:
1 / 68

Status:
Adware

Explanation:
This bunder users the InstalleRex from WebPick Internet Holdings to install add-ons such as web browser extensions, coupon plugins (WebSave) and toolbars distributed via the tusfiles.net download site.

Analysis date:
4/25/2024 5:15:21 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware (M)
16.8.4.4

File size:
302 KB (309,208 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2012 SummerSoft

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Artur Kozak

Authority:
COMODO CA Limited

Valid from:
8/21/2013 7:00:00 PM

Valid to:
8/22/2014 6:59:59 PM

Subject:
CN=Artur Kozak, O=Artur Kozak, STREET=Parkovaya 19, L=Kyiv, S=Kyiv, PostalCode=04078, C=UA

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

Serial number:
00E03731FB48F020DDF5953B6498B83BC6

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:XrkX6Y0JQBkQRl7174NpNUM+UHs+Q4qfYgiMNSNXzsz4d+O5ddKHcZjMUtUS77o:XrkX63yRl1uqM+gs+1lGSNXzSopdgHcA

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...
 
[+]

Entropy:
7.9609

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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

http://storebox1.info/v688?product_name=Dj&installer_file_name=Dj&product_file_name=Dj&product_download_url=http://www1.sharebeast.com:80/d/.../Dj

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

TCP (HTTP):
Connects to r1.getapplicationmy.info  (54.201.215.30:80)

TCP (HTTP):
Connects to c1.getapplicationmy.info  (54.201.215.30:80)

 
http://c1.getapplicationmy.info/?step_id=1&installer_id=298494241&publisher_id=984&source_id=0&page_id=0&affiliate_id=0&country_code=ES&locale=EN&browser_id=2&download_id=299094246&external_id=298524331

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