webinstaller.exe

Tuto4PC.com

This is the Eorezo installer which may include software offers for unwanted programs including toolbars. The application webinstaller.exe, “eoRezo Setup ” by Tuto4PC.com has been detected as adware by 2 anti-malware scanners. The program is a setup application that uses the Eorezo Downloader installer. The file has been seen being downloaded from dfr.eorezo.com.
Publisher:
eoRezo   (signed by Tuto4PC.com)

Product:
eoRezo

Description:
eoRezo Setup

MD5:
2c57fea4086e8fa1e491540a081f7516

SHA-1:
f56fab72340a36ddda9792e50c2e038602b0dc5b

SHA-256:
66650452f2c6e323e4a8c5c4a5a00045afb1eb5ea90556d4fe2d04939b86886d

Scanner detections:
2 / 68

Status:
Adware

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 6:21:34 PM UTC  (today)

Scan engine
Detection
Engine version

Boost by Reason
PUP.Installer.Tuto4PC.M
2013.11.17.11

Reason Heuristics
PUP.Installer.Tuto4PC.M
14.8.8.3

File size:
2 MB (2,149,144 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Eorezo Downloader (using Inno Setup)

Language:
Language Neutral

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

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
10/27/2011 8:26:43 AM

Valid to:
10/27/2013 8:26:43 AM

Subject:
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:
11217A044D9875AB5200314888C39C5486EF

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):
49152:s9Dlt+fm7pyru7Kl7xYqoRPLBzDEbSTPaxa6A9ki7:mmm7N7stcpFDaSTPl6Ad

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:
7.9946

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

Code size:
39.5 KB (40,448 bytes)

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

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