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browser_update.exe

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 29 anti-malware scanners. The program is a setup application that uses the TUGUU DomaIQ Setup installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent.
Publisher:
Tuguu SL  (signed and verified)

MD5:
a4f915d6a355279b2f16b7da0df4e606

SHA-1:
e4616cfb9d94ce76a3f9e96d81999593ace24f2a

SHA-256:
ce4b9ac91161be44550a56c9ef7a0a8c8a1a268707a8819a7d313a127d630b88

Scanner detections:
29 / 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:
4/19/2024 7:46:50 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Application.Bundler.DomaIQ.Q
5829208

Agnitum Outpost
PUA.DomaIQ
7.1.1

AhnLab V3 Security
Win-PUP/DomaIQ.Gen
2014.11.24

Avira AntiVirus
APPL/DomaIQ.Gen7
7.11.188.92

avast!
Installer-AE [PUP]
141119-1

AVG
Adware AdLoad.B
2014.0.4189

Bitdefender
Application.Bundler.DomaIQ.Q
1.0.20.1635

Clam AntiVirus
Win.Trojan.Domaiq-78
0.98/21511

Comodo Security
Application.Win32.DomaIQ.S
20176

Dr.Web
Trojan.Packed.24553
9.0.1.05190

Emsisoft Anti-Malware
Application.Bundler.DomaIQ.Q
9.0.0.4570

ESET NOD32
Win32/DomaIQ.AJ potentially unwanted application
7.0.302.0

Fortinet FortiGate
Adware/DomaIQ
11/23/2014

F-Secure
Application.Bundler.DomaIQ
11.2014-23-11_1

G Data
Application.Bundler.DomaIQ
14.11.24

IKARUS anti.virus
AdWare.DomaIQ
t3scan.1.8.3.0

K7 AntiVirus
Unwanted-Program
13.185.14098

Malwarebytes
PUP.Optional.DomaIQ
v2014.11.23.06

McAfee
RDN/Generic PUP.x!cmp
5600.6937

MicroWorld eScan
Application.Bundler.DomaIQ.Q
15.0.0.981

NANO AntiVirus
Trojan.Win32.Packed.cqxvek
0.28.6.63474

Panda Antivirus
PUP/MultiToolbar.A
14.11.23.06

Reason Heuristics
PUP.TuguuSL.O
14.11.23.18

Sophos
Generic PUA MF
4.98

SUPERAntiSpyware
PUP.DomaIQ/Variant
10219

Trend Micro House Call
TROJ_SPNR.0CIQ14
7.2.327

Trend Micro
TROJ_SPNR.0CIQ14
10.465.23

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.3

VIPRE Antivirus
Threat.4150696
35010

File size:
327.3 KB (335,120 bytes)

File type:
Executable application (Win32 EXE)

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

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

Digital Signature
Signed by:
Tuguu SL

Authority:
DigiCert Inc

Valid from:
9/11/2013 5:00:00 PM

Valid to:
11/19/2014 4:00:00 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 2:50:35 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:+zfNiYPbSAYO9xDK4iQcE/63II6kk0ToM3nzlpOocaFDUI2bMawkSB7yZz6QAr4T:+imbvbO40E/6dk0To2nRQocaFDUI4Vtf

Entry address:
0x323F

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, 98, 27, 7A, 00, E8, 09, 2C, 00, 00, A3, E4, 26, 7A, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, DC, 79, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, E0, 1E, 7A, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 80, 7A, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.8843

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://dlp.mediaplayerinstaller.com/d/151/Browser_Update/560/.../jHldyT8O

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