upfst_in_24.exe

Tuto4PC.com

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_in_24.exe by Tuto4PC.com has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Tuto4PC.com  (signed and verified)

MD5:
aed1e550e44b444bd7a1daeb8fcbe29d

SHA-1:
f9ee5f2a5255a33d4c32a98b13efbf984d6318df

SHA-256:
ada6e1ddeb1c7d5fd8f2d4f54fafbcf47db3070f2e5615b95c1cdcd723ac516d

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
5/16/2024 2:22:12 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Startup.Tuto4PC.L
14.8.8.3

File size:
3 MB (3,153,864 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\fst_in_24\upfst_in_24.exe

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
11/5/2013 9:57:40 AM

Valid to:
11/6/2014 9:57:40 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 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121DD93F3AC652F954C795B593955887E31

File PE Metadata
Compilation timestamp:
12/31/2013 1:30:35 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
98304:x/d8IctRx054UzWZBJIxBkr5PXm0pJw9LeYNuOCg8QSI0w26mXJVukZz:Vd8TSsmh9NNsFNI0w26mbZ

Entry address:
0x1D2F5F

Entry point:
E8, 72, B9, 00, 00, E9, 89, FE, FF, FF, 8B, C1, 83, 60, 04, 00, C7, 00, 68, 64, 67, 00, C6, 40, 08, 00, C3, 8B, FF, 55, 8B, EC, 8B, C1, 8B, 4D, 08, C7, 00, 68, 64, 67, 00, 8B, 09, 89, 48, 04, C6, 40, 08, 00, 5D, C2, 08, 00, 8B, 41, 04, 85, C0, 75, 05, B8, 70, 64, 67, 00, C3, 8B, FF, 55, 8B, EC, 83, 7D, 08, 00, 57, 8B, F9, 74, 2D, 56, FF, 75, 08, E8, F5, 18, 00, 00, 8D, 70, 01, 56, E8, 58, 1F, 00, 00, 59, 59, 89, 47, 04, 85, C0, 74, 11, FF, 75, 08, 56, 50, E8, AD, 22, 00, 00, 83, C4, 0C, C6, 47, 08, 01, 5E...
 
[+]

Entropy:
6.5801

Code size:
2.2 MB (2,275,840 bytes)

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

Name:
upfst_in_24.exe

Command:
C:\users\{user}\appdata\local\fst_in_24\upfst_in_24.exe -runonce


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