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browser_update.exe

Tuguu SLU

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 SLU 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 SLU  (signed and verified)

MD5:
e445dd0b1c5fed1295863a86e9871978

SHA-1:
8e977bf79956e6fad72d225a0878a12946f8dbd5

SHA-256:
afd008832ce526730c872d0bb3af5df79fd2d0be9bea60a724bf955052b87119

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:
1/12/2025 11:38:11 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tuguu.TuguuU.Bundler (M)
16.6.23.18

File size:
449.9 KB (460,736 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
TUGUU DomaIQ Setup

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

Digital Signature
Signed by:
Tuguu SLU

Authority:
VeriSign, Inc.

Valid from:
2/8/2013 2:00:00 AM

Valid to:
2/9/2014 1:59:59 AM

Subject:
CN=Tuguu SLU, OU=N/A, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Tuguu SLU, L=Adeje, S=Santa Cruz de Tenrife, C=ES

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
552127982028C352ADDA5CA8F6C0BAE7

File PE Metadata
Compilation timestamp:
11/21/2013 2:11:54 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:BsTNT/twIufKGckWVuWtk/TLL9hfPrQEto/Kt9tokISr8BXAd/RSXSEX22Yr2Baj:SSfKGckWVgSXSeyr2Bawf+ZekAANTp

Entry address:
0xD526

Entry point:
E8, 8F, 59, 00, 00, E9, 78, FE, FF, FF, 6A, 0C, 68, D8, 34, 42, 00, E8, F0, 22, 00, 00, 83, 65, E4, 00, 8B, 75, 08, 3B, 35, 70, A8, 42, 00, 77, 22, 6A, 04, E8, 7D, 5B, 00, 00, 59, 83, 65, FC, 00, 56, E8, 84, 63, 00, 00, 59, 89, 45, E4, C7, 45, FC, FE, FF, FF, FF, E8, 09, 00, 00, 00, 8B, 45, E4, E8, FC, 22, 00, 00, C3, 6A, 04, E8, 78, 5A, 00, 00, 59, C3, 8B, FF, 55, 8B, EC, 56, 8B, 75, 08, 83, FE, E0, 0F, 87, A1, 00, 00, 00, 53, 57, 8B, 3D, A8, E0, 41, 00, 83, 3D, 1C, 95, 42, 00, 00, 75, 18, E8, 41, 51, 00...
 
[+]

Entropy:
7.3902

Code size:
113.5 KB (116,224 bytes)

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

http://ttb.playmediaplayer.com/download/request/.../Q7Dj5qzo?ClickID=143--1014--1385230144.053&PubID=${VURLID}&cb=d33352feaf

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