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avast.exe

Tuguu S.L.

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 avast.exe by Tuguu S.L 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. With this installer, users are expecting to download the free AVAST Antivirus but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Tuguu S.L.  (signed and verified)

MD5:
9563ffc4ca6ad03a59415847b8368dfc

SHA-1:
b02a98621fc37cef44659819d1f0e40cc2efc0b9

SHA-256:
568f843d8c71cdf21bda10eae1436db2fb05516b0463c82ec84ba3c850956e9f

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:
12/25/2024 3:26:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tuguu.Bundler (M)
15.11.17.12

File size:
302 KB (309,272 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
TUGUU DomaIQ Setup

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

Digital Signature
Signed by:
Tuguu S.L.

Authority:
Starfield Technologies, Inc.

Valid from:
6/18/2014 6:52:55 AM

Valid to:
6/18/2015 6:52:55 AM

Subject:
CN=Tuguu S.L., O=Tuguu S.L., L=Adeje, S=Santa Cruz de Tenerife, C=ES

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
4AFA4A3660EFF4

File PE Metadata
Compilation timestamp:
7/7/2014 1:47:05 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:7+LjhEB1aWggNOpqY8zzBZ9iEVXZZNTlCdXxiI0Y1:7+Llmdgg4nyXZZZNT6hXl

Entry address:
0x24FB

Entry point:
B8, 24, 45, 4C, 00, 50, 64, FF, 35, 00, 00, 00, 00, 64, 89, 25, 00, 00, 00, 00, 33, C0, 89, 08, 72, 74, 34, 67, 33, 76, 62, 6E, 79, 33, 00, B4, E4, 29, E3, D1, CA, F1, AE, F6, 03, C9, 28, 49, 32, 00, 28, B1, 7D, 2E, 03, 46, BE, 83, 9E, CC, DF, 89, 69, AF, D8, C9, 65, 75, 99, FC, 96, 61, 9B, 4F, 93, 35, 85, 5A, 0A, 72, 1A, 44, 65, DA, A2, CB, 95, 43, 97, E6, 41, 68, D3, 73, DE, D3, C9, E2, D7, 78, 8F, FC, AE, 25, 63, 02, 7F, 66, 27, 16, 9D, A6, F9, 4B, EC, EA, D6, 7E, 59, E4, D3, EC, E2, 7A, 10, F1, 83, 9B...
 
[+]

Entropy:
7.9882  (probably packed)

Code size:
109.5 KB (112,128 bytes)

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

http://downloads.gufile.com/.../avast.exe

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