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digihelpuninstall.exe

DigiHelp

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application digihelpuninstall.exe by DigiHelp has been detected as adware by 4 anti-malware scanners. 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 DigiHelp by DigiHelp. Additionally, the file is typically installed by a number of programs including DigiHelp by Yontoo Technology, Inc. and Buzzdock by Alactro LLC, both potentially unwanted software. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
DigiHelp  (signed and verified)

MD5:
d2189858630956236830957655843132

SHA-1:
3ce50ddc7681ca4c148d1b8dd039c2e6fa95aa13

SHA-256:
4a70bfbce78259e11b86f2eeeb2b2d5fcc0567d270fecc710788368431befd49

Scanner detections:
4 / 68

Status:
Adware

Explanation:
This is the installer/uninstaller for the Yontoo branded (digihelp) adware program. The main protgram is desigend to deliver advertisements to the user's web browser through injection.

Analysis date:
4/26/2024 11:43:32 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
BrowseFox-D [PUP]
141214-1

AVG
Generic
2015.0.3254

ESET NOD32
Win32/BrowseFox.C potentially unwanted application
7.0.302.0

Reason Heuristics
Adware.Yontoo.DigiHelp.R
14.12.21.10

File size:
253.1 KB (259,184 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Program Files\digihelp\digihelpuninstall.exe

Digital Signature
Signed by:
DigiHelp

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 1:00:00 AM

Valid to:
9/3/2015 12:59:59 AM

Subject:
CN=DigiHelp, O=DigiHelp, 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:
1A7686F9F81F8C322CBB5D0915469B2B

File PE Metadata
Compilation timestamp:
12/5/2009 10:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:PZ+11/oPYXy/1RWBT5EjjoSgwZm/G/Hch8:iowXs1s1523gp/G/8S

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:
7.8660

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

Program Uninstaller
Program name:
DigiHelp

Display publisher:
DigiHelp

Display version:
2014.12.21.132151

Uninstall string:
C:\Program Files (x86)\DigiHelp\DigiHelpuninstall.exe


The file digihelpuninstall.exe has been discovered within the following programs.

Buzzdock  by Alactro LLC
This is a web browser extension that injects advertising. From the EULA: "Buzzdock is free to download and use. Buzzdock is supported by advertising, and users will see additional ads on websites where Buzzdock features operate.
www.buzzdock.com/faq-support
79% remove it
DigiHelp  by Yontoo Technology, Inc.
Publisher's description - “The Software provides a suite of web browsing features that customize and enhance your interaction with various websites by rendering graphics, text, or other functional or interactive content in your browsers.”
digihelp.info/support
88% remove it
 
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