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fst-usinstaller.exe

Tuto4PC.com

This is the Eorezo installer which may include software offers for unwanted programs including toolbars. The application fst-usinstaller.exe by Tuto4PC.com has been detected as adware by 24 anti-malware scanners. The program is a setup application that uses the Eorezo Downloader installer. It is also typically executed from the user's temporary directory.
Publisher:
Tuto4PC.com  (signed and verified)

MD5:
0acee9c1c72c231aa59e2805a99aaf64

SHA-1:
8fc7eb7a49e710bb87ece5ee59b35f08f50d9b63

SHA-256:
a142de7763d11eb86e60d7d21a10f6f62876bf918511ab275e94802927d0c491

Scanner detections:
24 / 68

Status:
Adware

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/23/2024 7:23:14 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Eorezo.BU
802

Avira AntiVirus
ADWARE/EoRezo.Gen4
7.11.186.112

avast!
Win32:Adware-ASG [PUP]
2014.9-141124

AVG
Generic
2015.0.3280

Baidu Antivirus
Adware.Win32.EoRezo
4.0.3.141124

Bitdefender
Adware.Eorezo.BU
1.0.20.1640

Comodo Security
ApplicUnwnt
20101

Dr.Web
Adware.Downware.9051
9.0.1.0328

Emsisoft Anti-Malware
Adware.Eorezo.BU
8.14.11.24.02

ESET NOD32
Win32/AdWare.EoRezo.AU (variant)
8.10732

Fortinet FortiGate
Riskware/EoRezo
11/24/2014

F-Secure
Adware.Eorezo.BU
11.2014-24-11_2

G Data
Adware.Eorezo.BU
14.11.24

Kaspersky
not-a-virus:AdWare.Win32.Eorezo
14.0.0.2897

Malwarebytes
PUP.Optional.MyBestOffersToday.A
v2014.11.24.02

McAfee
Artemis!0ACEE9C1C72C
5600.6936

MicroWorld eScan
Adware.Eorezo.BU
15.0.0.984

NANO AntiVirus
Riskware.Win32.Eorezo.dfthnm
0.28.6.63362

nProtect
Adware.Eorezo.BU
14.11.14.01

Panda Antivirus
Trj/Chgt.L
14.11.24.02

Reason Heuristics
PUP.Tuto4PC.P
14.11.24.14

Sophos
Generic PUA BP
4.98

Trend Micro House Call
TROJ_GEN.R047B01KE14
7.2.328

VIPRE Antivirus
Tuto4PC
34840

File size:
3.2 MB (3,326,304 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Eorezo Downloader (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\fst-usinstaller.exe

Digital Signature
Signed by:
Tuto4PC.com

Authority:
GlobalSign nv-sa

Valid from:
10/27/2014 5:32:39 AM

Valid to:
12/7/2015 8:27:40 AM

Subject:
E=contact@tuto4pc.com, CN=Tuto4PC.com, O=Tuto4PC.com, L=Paris, S=Ile-de-France, C=FR

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11214E18677190942D49073E30C52D17C351

File PE Metadata
Compilation timestamp:
6/19/1992 3:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
98304:aap++ahE70yTrvQWx1Hdp+L6vtS/Ncarc7lXPg933:hI+aeDQgv+LiCN0Rg933

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9982

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

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