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upfst_uk_2.exe

TUTO4PC COM INTERNATIONAL SL

This is part of the Eorezo downloader which may bundle additional offers on the PC, mostly adware and other potentially unwanted software. The application upfst_uk_2.exe by TUTO4PC COM INTERNATIONAL SL has been detected as adware by 18 anti-malware scanners.
Publisher:
TUTO4PC COM INTERNATIONAL SL  (signed and verified)

MD5:
d46fe53fc0363758614157530cd6b758

SHA-1:
ef93d26de55ce29be8b4c222ac7aa7f8809f2de6

SHA-256:
910f3b41f0c2fe4108d071281950f15606f4ec81df98233f16741bc998a85f07

Scanner detections:
18 / 68

Status:
Adware

Analysis date:
4/26/2024 9:28:05 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.Eorezo.BB
1010

Avira AntiVirus
SPR/Tool.3264512.1
7.11.146.92

avast!
Win32:PUP-gen [PUP]
2014.9-140418

AVG
Generic5
2015.0.3501

Baidu Antivirus
Adware.Win32.EoRezo
4.0.3.1451

Bitdefender
Adware.Eorezo.BB
1.0.20.605

Comodo Security
ApplicUnwnt
18125

Emsisoft Anti-Malware
Adware.Eorezo.BB
8.14.05.01.12

ESET NOD32
Win32/Adware.EoRezo.AJ (variant)
8.9692

F-Secure
Adware.Eorezo.BB
11.2014-01-05_5

G Data
Adware.Eorezo.BB
14.5.24

herdProtect (fuzzy)
variant of upfst_ca_88.exe (Adware)
2014.7.7.3

K7 AntiVirus
Adware
13.177.11935

MicroWorld eScan
Adware.Eorezo.BB
15.0.0.363

NANO AntiVirus
Riskware.Win32.EoRezo.cwyapg
0.28.0.59608

Reason Heuristics
PUP.Startup.TUTO4PCCOMINTERNATIONALSL.K
14.8.8.3

Trend Micro House Call
TROJ_GEN.F47V0429
7.2.121

VIPRE Antivirus
Trojan.Win32.Generic
28718

File size:
3.1 MB (3,267,536 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\fst_uk_2\upfst_uk_2.exe

Digital Signature
Signed by:
TUTO4PC COM INTERNATIONAL SL

Authority:
GlobalSign nv-sa

Valid from:
6/26/2013 5:19:10 AM

Valid to:
6/27/2014 5:19:10 AM

Subject:
E=contact@tutoriales100.com, CN=TUTO4PC COM INTERNATIONAL SL, O=TUTO4PC COM INTERNATIONAL SL, L=BARCELONA, S=CATALUNYA, C=ES

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

Serial number:
1121E6FBF47B55F81EDBA70D3D2CA03E568F

File PE Metadata
Compilation timestamp:
4/8/2014 1:50:53 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
98304:lE/ikBbm+kAxLvaDxlvMGdKFJW5Egj7MpmQMUevV+L9OlualFrrh+:m/1Py5EFppMUiaOluavh+

Entry address:
0x1E97FD

Entry point:
E8, 84, B6, 00, 00, E9, 89, FE, FF, FF, 3B, 0D, 10, 16, 6E, 00, 75, 02, F3, C3, E9, 0D, B7, 00, 00, 8B, C1, 83, 60, 04, 00, C7, 00, C0, 9D, 68, 00, C6, 40, 08, 00, C3, 8B, FF, 55, 8B, EC, 8B, C1, 8B, 4D, 08, C7, 00, C0, 9D, 68, 00, 8B, 09, 89, 48, 04, C6, 40, 08, 00, 5D, C2, 08, 00, 8B, 41, 04, 85, C0, 75, 05, B8, C8, 9D, 68, 00, C3, 8B, FF, 55, 8B, EC, 83, 7D, 08, 00, 57, 8B, F9, 74, 2D, 56, FF, 75, 08, E8, 98, 33, 00, 00, 8D, 70, 01, 56, E8, 25, 0F, 00, 00, 59, 59, 89, 47, 04, 85, C0, 74, 11, FF, 75, 08...
 
[+]

Entropy:
6.5848

Code size:
2.3 MB (2,373,120 bytes)

Startup File (All Users Run Once)
Registry location:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce

Name:
upfst_uk_2.exe

Command:
C:\users\{user}\appdata\local\fst_uk_2\upfst_uk_2.exe -runonce


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