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wildwestuninstall.exe

Wild West

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application wildwestuninstall.exe by Wild West 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 Wild West by Wild West.
Publisher:
Wild West  (signed and verified)

MD5:
0dd30895377a9f9ed25cb37efe48f2c9

SHA-1:
ad02e8cbbd2c6f1c100e1d69474678e1a39f663b

SHA-256:
8c3c894f0411ef8365d73050a115e1d421fc7ff91a99aa05ba2b558dbab470c9

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:
4/28/2024 7:17:55 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.12.16

File size:
242 KB (247,840 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Program Files\wild west\wildwestuninstall.exe

Digital Signature
Signed by:
Wild West

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 5:30:00 AM

Valid to:
1/12/2016 5:29:59 AM

Subject:
CN=Wild West, O=Wild West, 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:
496B67C883386C82B7E6FF63CEFE1466

File PE Metadata
Compilation timestamp:
12/6/2009 4:22:01 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 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, 38, 6F, 44, 00, E8, F1, 2B, 00, 00, A3, 84, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 2E, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.8620

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

Program Uninstaller
Program name:
Wild West

Display publisher:
Wild West

Display version:
2015.04.13.105221

Uninstall string:
C:\Program Files (x86)\Wild West\WildWestuninstall.exe


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