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pinetreeuninstall.exe

Pine Tree

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

MD5:
4137d13f72c11e1e39e82d9d0b54cee4

SHA-1:
686157eecd2ff7042f405041b642f6e7d70635b2

SHA-256:
44a0d7f1a062a9c48110f105865ae9ee96471998bb8277651c507789177060d7

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:
5/16/2024 3:50:53 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
17.3.15.15

File size:
243.3 KB (249,184 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Program Files\pine tree\pinetreeuninstall.exe

Digital Signature
Signed by:
Pine Tree

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 1:00:00 PM

Valid to:
1/12/2016 12:59:59 PM

Subject:
CN=Pine Tree, O=Pine Tree, L=Sna 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:
7474B1E151ED589FE9418816EE9BA66C

File PE Metadata
Compilation timestamp:
12/6/2009 11:52:01 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:
7.8579

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

Program Uninstaller
Program name:
Pine Tree

Display publisher:
Pine Tree

Display version:
2015.11.14.175955

Uninstall string:
C:\Program Files (x86)\Pine Tree\PineTreeuninstall.exe


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