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browser_update.exe

Setup

Tuguu SL

The Tuguu download and install manager uses the DomalIQ installer to bundle additional adware offers such as toolbars and browser extensions during the setup process. This software distributes modified installers which are not the same as the original distributed by the author. The application browser_update.exe by Tuguu SL 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 TUGUU DomaIQ Setup installer.
Publisher:
Tuguu S.L.U  (signed by Tuguu SL)

Product:
Setup

Version:
2.0

MD5:
5a568e016587765fd42a63b16056566f

SHA-1:
e7f84dae5420dfbd5f47e7f0b0f7e4107de0bc89

SHA-256:
e1c7cc952d7e711b3ec6b8baae896ac258d453f3fd40b2ec92d9df2105398edd

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles third-party components such as adware in the installer.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/25/2024 6:52:53 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tuguu.TuguuU.Bundler (M)
15.11.16.14

File size:
237.6 KB (243,272 bytes)

Product version:
1.2.2

Copyright:
Tuguu S.L.U

File type:
Executable application (Win32 EXE)

Bundler/Installer:
TUGUU DomaIQ Setup (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
Tuguu SL

Authority:
DigiCert Inc

Valid from:
9/11/2013 8:00:00 PM

Valid to:
11/19/2014 7:00:00 AM

Subject:
CN=Tuguu SL, O=Tuguu SL, L=Adeje, S=Santa Cruz de Tenerife, C=ES, PostalCode=38670, STREET=Calle Bentinerfe (Pol Industrial De La Atala) 35, SERIALNUMBER=B76539535, OID.1.3.6.1.4.1.311.60.2.1.3=ES, OID.2.5.4.15=Private Organization

Issuer:
CN=DigiCert EV Code Signing CA, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0C6B6125B506B75A743332123041C893

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:xQIURTXJyq+CnpVKtrfJREWNWVohLHA/xhT4iLTB/HzFmLTIj5TYh:xsrnrKt7XJNWEc5pHBTFmGhYh

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.8077

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://ttb.yourplayersetup.com/download/request/.../Q7Dj5qzo?ClickID=143--486--1380227099.665&PubID=${VURLID}&cb=0a00fa18ac

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