» stqihqoi.exe
Overview
Analysis
File Details
Network (2)

stqihqoi.exe

Ivan Kostin

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 stqihqoi.exe, “Installer for SummerSoft” by Ivan Kostin 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.

File name:

stqihqoi.exe

Publisher:

SummerSoft (signed by Ivan Kostin)

Product:

SummerSoft

Description:

Installer for SummerSoft

Version:

2013.10.10.1735

MD5:

5be3774324ece4074fa47a8611f39d5c

SHA-1:

271a11353ab172af82e8e3479469c4172e561293

SHA-256:

dfe210b3604e06d5ace87ccc3440e29abf822074915f51aedfa7fd7f4bb1aad1

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:

4/23/2024 9:10:04 AM UTC (today)

Scan engine

Detection

Engine version

Reason Heuristics

PUP.WebPick (M)

17.3.16.7

File size:

303.4 KB (310,688 bytes)

Product version:

1.0.0.1

Original file name:

TSULoader.exe

Installer:

WebPick InstalleRex (Tarma)

Common path:

C:\users\{user}\appdata\local\temp\stqihqoi.exe.part

Digital Signature

Signed by:

Ivan Kostin

Authority:

COMODO CA Limited

Valid from:

8/25/2013 2:00:00 AM

Valid to:

8/26/2014 1:59:59 AM

Subject:

CN=Ivan Kostin, O=Ivan Kostin, STREET=Pobedy 33/1, L=Kyiv, S=Kyiv, PostalCode=03170, C=UA

Issuer:

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

Serial number:

00EB11D24CE6DDBBF752FE4DC3D683D2BF

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

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... 
[+]

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=634651910&publisher_id=346&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=1903955730&external_id=0&session_id=3807911460&hardware_id=4442563370&installer_file_name=stqihqoi.part

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