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download _span class=-dlfilesize-_(249.03 kb)__span_.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 download _span class=-dlfilesize-_(249.03 kb)__span_.exe, “Installer for FreeWorldApp” 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 masterned.info. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
FreeWorldApp  (signed by Stanislav Kabin)

Product:
FreeWorldApp

Description:
Installer for FreeWorldApp

Version:
2014.9.28.1126

MD5:
33bb6deed89822d820fb9884f11a862a

SHA-1:
05f5b295f46572ccd918ab49f2f61631f3ba76f3

SHA-256:
3eee48ed3d9358d97bd2281e18725ca309f56f0d472ab851437c43c2f076111c

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:
11/15/2024 1:42:48 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware (M)
16.8.8.17

File size:
315.7 KB (323,240 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 FreeWorldApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\downloads\download _span class=-dlfilesize-_(249.03 kb)__span_.exe

Digital Signature
Signed by:
Stanislav Kabin

Authority:
Unizeto Technologies S.A.

Valid from:
6/23/2014 1:28:15 PM

Valid to:
6/23/2015 1:28:15 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 9:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:urcbUzkuvcBYC47l2x6VhrsvjcGUk6u2EOhB6nzuY57:urhkuveY3bGkz6zuY57

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...
 
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Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file download _span class=-dlfilesize-_(249.03 kb)__span_.exe has been seen being distributed by the following URL.

http://masterned.info/.../span>

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=307090224&publisher_id=070&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=921270672&external_id=0&session_id=1842541344&hardware_id=2149631568&installer_file_name=download+_span+class=-dlfilesize-_(249.03+kb)__span_

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