nhpq736u.exe

Rafael Leviev

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 file nhpq736u.exe, “Installer for StarApp” by Rafael Leviev 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. It is also typically executed from the user's temporary directory. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
StarApp  (signed by Rafael Leviev)

Product:
StarApp

Description:
Installer for StarApp

Version:
2013.8.6.1937

MD5:
c1e5a7142238913dd856d813332e10a9

SHA-1:
0ee093875657efa6021010a1e9ee03031a6d93b0

SHA-256:
b65bce4140e8f3e133869b94b6beddba14cdc4731232535d6f1776bf9b8c3885

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:
5/4/2024 4:37:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.RafaelLeviev.Installer (M)
16.1.27.19

File size:
293.7 KB (300,760 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2012 StarApp

Original file name:
TSULoader.exe

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\nhpq736u.exe.part

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
1/30/2013 7:00:00 AM

Valid to:
1/31/2014 6:59:59 AM

Subject:
CN=Rafael Leviev, O=Rafael Leviev, STREET=Shoshan 2, L=Lod, S=Shfela, PostalCode=71456, C=IL

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

Serial number:
008E0D8F39B2E360E15B22563ED8C6879A

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:qrkF6Y0JQBkQRl7174NpNUM+UHs+T87bUw4Ms9Cbk8rFK7S6B8ON+FU1nr1Gi:qrkF63yRl1uqM+gs+VzHp8rF2dN+FUHt

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:
7.9575

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 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=54123496&publisher_id=412&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=162370488&external_id=0&session_id=324740976&hardware_id=378864472&installer_file_name=nhpq736u.part

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