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uninstaller.exe

Web United

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application uninstaller.exe by Web United 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 NSIS (Nullsoft Scriptable Install System) installer. This is the uninstaller utility registered in the Windows Control Panel for the program Web United by Web United.
Publisher:
Web United  (signed and verified)

Version:
2.0.5554.38404

MD5:
92da828ec62d91fd572d8249f495c1fc

SHA-1:
1674546758acd4394a856ca86bbd3e0b0941685c

SHA-256:
4612c074b850624bab2ef9acf2a7e87e95be8341bff5238241ea9847ff51e6d5

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
4/18/2024 9:49:01 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.9.21

File size:
304 KB (311,336 bytes)

Product version:
2015.03.17

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\Program Files\web united\uninstaller.exe

Digital Signature
Signed by:
Web United

Authority:
VeriSign, Inc.

Valid from:
12/12/2014 3:00:00 AM

Valid to:
12/13/2015 2:59:59 AM

Subject:
CN=Web United, O=Web United, L=San Diego, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
067F6E1F1D47FD4673122535E58BAC13

File PE Metadata
Compilation timestamp:
6/5/2014 2:58:31 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0x31E4

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, E0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, B8, 6C, 44, 00, E8, 1B, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 6B, 44, 00, 8D, 44, 24, 38, 50, 53, 68, DB, 73, 40, 00, FF, 15, 58, 71, 40, 00, 68, D0, 73, 40, 00, 68, C0, 2B, 44, 00, E8, 0D, 24, 00, 00, FF, 15, AC, 70, 40, 00, 50, BF, 00, F0, 46, 00, 57, E8, FB, 23, 00, 00...
 
[+]

Entropy:
7.9397

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

Program Uninstaller
Program name:
Web United

Display publisher:
Web United

Display version:
2.0.5554.38404

Uninstall string:
"C:\Program Files (x86)\Web United\uninstaller.exe"


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