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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 32 anti-malware scanners. The program is a setup application that uses the TUGUU DomaIQ Setup installer. During install, it bundles potentially unwanted software on a user's computer at the same time without adequate consent.
Publisher:
Tuguu SL  (signed and verified)

Version:
4.0.6.33

MD5:
8248a51f9e038ad69506e42c763507d2

SHA-1:
02b74eeaaf95712fa8d63cde7f7f2b8f4b95e1fa

SHA-256:
f349643a3a72e32f4ffb46fb985b7b8d8ec77a1452ca540357910d6be91ebe17

Scanner detections:
32 / 68

Status:
Adware

Explanation:
May bundle additional potentially unwanted software such as adware during setup.

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:
4/26/2024 6:47:28 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Generic.668036
889

Agnitum Outpost
PUA.DomaIQ
7.1.1

Avira AntiVirus
APPL/DomaIQ.Gen7
7.11.170.24

avast!
DomaIQ-AP [PUP]
140813-1

AVG
Adware DomaIQ.BM
2014.0.4015

Bitdefender
Adware.Generic.668036
1.0.20.1205

Clam AntiVirus
Win.Adware.Domaiq-135
0.98/19315

Comodo Security
Application.Win32.DomaIQ.KR
19356

Dr.Web
Trojan.Packed.24553
9.0.1.05190

Emsisoft Anti-Malware
Adware.Generic.668036
9.0.0.4324

ESET NOD32
MSIL/DomaIQ.B potentially unwanted application
7.0.302.0

Fortinet FortiGate
Adware/DomaIQ
8/29/2014

F-Prot
W32/DomaIQ.F.gen
v6.4.7.1.166

G Data
Adware.Generic.668036
14.8.24

IKARUS anti.virus
AdWare.DomaIQ
t3scan.1.7.5.0

K7 AntiVirus
Trojan
13.183.13198

Kaspersky
not-a-virus:Downloader.NSIS.Agent
15.0.0.463

Malwarebytes
PUP.Optional.BundleInstaller.A
v2014.08.29.08

McAfee
Adware-DomaIQ
5600.7023

MicroWorld eScan
Adware.Generic.668036
15.0.0.723

NANO AntiVirus
Trojan.Win32.Downloader.cninza
0.28.2.61861

nProtect
Trojan-Clicker/W32.DomaIQ.319392
14.08.29.01

Panda Antivirus
PUP/MultiToolbar.A
14.08.29.08

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
TrojanDownLoder.AutoIt.Agent.AX
8.14.14.00

Reason Heuristics
PUP.TuguuSL.O
14.8.29.18

SUPERAntiSpyware
PUP.DomaIQ/Variant
10391

Trend Micro House Call
ADW_OPTI
7.2.241

Trend Micro
ADW_OPTI
10.465.29

Vba32 AntiVirus
OScope.Downware.DomaIQ
3.12.26.3

VIPRE Antivirus
Threat.4783262
32210

Zillya! Antivirus
Downloader.Agent.Win32.182185
2.0.0.1906

File size:
311.9 KB (319,392 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
English (United States)

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:
7/14/2013 1:09:38 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:w+K0wdD+icP7f/Z1ILr3wp1F/SvlaRsI+cb+0YDmtnyhzc+Y9G2iNYm:RwdJcPzALjwl/SdcsI/b+0YDWscv9niH

Entry address:
0x30DC

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 90, 91, 40, 00, 89, 5C, 24, 20, C6, 44, 24, 14, 20, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 8C, 72, 40, 00, 6A, 08, A3, 78, 3F, 42, 00, E8, 73, 2D, 00, 00, A3, C4, 3E, 42, 00, 53, 8D, 44, 24, 38, 68, 60, 01, 00, 00, 50, 53, 68, 80, F4, 41, 00, FF, 15, 64, 71, 40, 00, 68, 80, 91, 40, 00, 68, C0, 36, 42, 00, E8, 1D, 2A, 00, 00, FF, 15, 1C, 71, 40, 00, BD, 00, 90, 42, 00, 50, 55, E8, 0B, 2A...
 
[+]

Entropy:
7.8780

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 2 URLs.

http://dlp.playmediaplayer.com/d/256/Browser_Update/502/.../huVT36hr

http://ttb.yourplayersetup.com/download/request/.../Q7Dj5qzo?ClickID=143--391--1383406688.9269&PubID=${VURLID}&cb=0746c768ae

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