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minecraftdl_25423.exe

Stanislav Kabin

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 minecraftdl_25423.exe, “Installer for ClearAsky Installer” by Stanislav Kabin 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.minecraftdl.com. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
ClearAsky Installer  (signed by Stanislav Kabin)

Product:
ClearAsky Installer

Description:
Installer for ClearAsky Installer

Version:
2014.7.12.1336

MD5:
dab8bcc604611779fb65c32653841c63

SHA-1:
ada0641e6166f928cc4e987c656fbc7b46bb2a75

SHA-256:
54aa2f632c530596765ce4de7df93123b96e8bb291138b01bd2ccee4bf23e52f

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:
4/19/2024 4:02:38 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.WebPick.Installer (M)
16.6.13.3

File size:
314.4 KB (321,904 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 ClearAsky Installer

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\minecraftdl_25423.exe

Digital Signature
Signed by:
Stanislav Kabin

Authority:
Unizeto Technologies S.A.

Valid from:
6/23/2014 2:28:15 PM

Valid to:
6/23/2015 2:28:15 PM

Subject:
E=Stanislav.Kabin@hotmail.com, CN=Stanislav Kabin, O=Stanislav Kabin, C=RU

Issuer:
CN=Certum Code Signing CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
3469022839E88D596EA6FE14C990AF76

File PE Metadata
Compilation timestamp:
3/12/2013 10:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:qr5bUzkuvcBYC47l2xGnV6OjJaV490B6lKPk3JDEbk0teSVtz:qrqkuveY3RnV6c800oIpbv0SVtz

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:
7.9535

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file minecraftdl_25423.exe has been seen being distributed by the following URL.

http://www.minecraftdl.com/installer.php?url=http://adf.ly/404181/.../adloadx.php?f=OptiFine_1.6.4_HD_C7.jar&pid=25423

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=204320750&publisher_id=043&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=612962250&external_id=0&session_id=1225924500&hardware_id=1430245250&installer_file_name=minecraftdl_25423

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