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mystarttb_5.4.1.4_sambamedia.exe

MyStart Toolbar

Visicom Media Inc.

This is part of the Visicom VMN web browser toolbar and extension that will modify the browser's default search provider, DNS, and home page functions. The application mystarttb_5.4.1.4_sambamedia.exe, “MyStart Toolbar Installer” by Visicom Media has been detected as a potentially unwanted program by 3 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from betatest.vmn.net.
Publisher:
Visicom Media Inc.  (signed and verified)

Product:
MyStart Toolbar

Description:
MyStart Toolbar Installer

Version:
5.4

MD5:
0bf4df5eea355a176d50139360a68ea0

SHA-1:
9fa4c8373b410d13bb7c49b7d530914fafc02018

SHA-256:
5b77f160fe25f961c39c07c8d2cae5c23df6bbb4108cd8510766b24636ee21ef

Scanner detections:
3 / 68

Status:
Potentially unwanted

Explanation:
The setup program may install a variant of the Visicom Toolbar, a web browser extension that may modify the browser's home and search pages.

Analysis date:
4/29/2024 2:17:14 AM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/Toolbar.Visicom (variant)
8.9928

Malwarebytes
PUP.Optional.MyStartTB.A
v2014.06.24.06

Reason Heuristics
PUP.MyStartToolbarInstaller.VisicomMedia.Z
14.10.1.11

File size:
5.2 MB (5,464,760 bytes)

Product version:
5.4.1.4

Copyright:
© Visicom Media Inc. (License)

Trademarks:
Visicom Media Inc., All Rights Reserved

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\software\mystarttb_5.4.1.4_sambamedia.exe

Digital Signature
Signed by:
Visicom Media Inc.

Authority:
Thawte, Inc.

Valid from:
5/8/2014 2:00:00 AM

Valid to:
6/21/2016 1:59:59 AM

Subject:
CN=Visicom Media Inc., OU=SECURE APPLICATION DEVELOPMENT, O=Visicom Media Inc., L=Brossard, S=Quebec, C=CA

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
266F9E30991B0C3EFC03DA9B8CDDB68D

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:gPLJHN63ViG9QZwGScbG8L5Qum1erlC4Jis9s/yGAMoGlPKq:AJt6l2bv9LC9MrHiU7ENlPKq

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file mystarttb_5.4.1.4_sambamedia.exe has been seen being distributed by the following URL.

http://betatest.vmn.net/betatest/.../mystartTb_5.4.1.4_sambamedia.exe

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