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Boris Burkin

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions which inject ads in the browser. The file download , “Installer for TopApp software” by Boris Burkin 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. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
TopApp software  (signed by Boris Burkin)

Product:
TopApp software

Description:
Installer for TopApp software

Version:
2014.5.23.1127

MD5:
9b3e975a968d8f0ccbbf5e5033e7912e

SHA-1:
60aed68754d509fe8c135384d9fc6c19a35cec3a

SHA-256:
061e64e208aa2b044a1b9f595f43675d31d18b2c81a78af84cbc2bd051082104

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 5:38:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.BorisBurkin.Installer (M)
16.2.14.15

File size:
315.1 KB (322,672 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 TopApp software

Original file name:
TSULoader.exe

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

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

Digital Signature
Signed by:
Boris Burkin

Authority:
COMODO CA Limited

Valid from:
9/19/2013 5:30:00 AM

Valid to:
9/20/2014 5:29:59 AM

Subject:
CN=Boris Burkin, O=Boris Burkin, STREET=Tankistiv 14, L=Kyiv, S=Kyivska, PostalCode=03061, C=UA

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

Serial number:
033AD040336E8286DF7ACF4D4908361F

File PE Metadata
Compilation timestamp:
3/12/2013 2:21:45 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:0rYbUzkuvcBYC47l2xLnvhueEZdkKQ3+7Oj7hTOVA1HWZt:0rdkuveY3CvI5Zdkj6OEu1HSt

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:
7.9537

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

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

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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