installer.exe

BT 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 installer.exe, “BT Toolbar Installer” by Visicom Media has been detected as a potentially unwanted program by 6 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 bt.dynamictoolbar.com.
Publisher:
Visicom Media Inc.  (signed and verified)

Product:
BT Toolbar

Description:
BT Toolbar Installer

Version:
1.0.0.43

MD5:
f4966d4bd090777460cb9d305ef62854

SHA-1:
ce19be33938df57d134be95753f7fd29ff40aea1

SHA-256:
8e7fb1aaca0e1fb8317c350df0a50739efe099c9767c205a72c79e6d6fdff3f4

Scanner detections:
6 / 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:
12/26/2024 5:22:16 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
PUA.Win32.Visicom
4.0.3.141015

Dr.Web
hacktool program Tool.InstallToolbar.129
9.0.1.05190

ESET NOD32
Win32/Toolbar.Visicom.A potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.183.13690

Reason Heuristics
PUP.BTToolbarInstaller.VisicomMedia.J
14.10.15.11

Sophos
Generic PUA AA
4.98

File size:
2.7 MB (2,787,488 bytes)

Product version:
1.0.0.43

Copyright:
© Visicom Media Inc. (License)

Trademarks:
, All Rights Reserved

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\installer.exe

Digital Signature
Authority:
Thawte, Inc.

Valid from:
5/8/2014 1:00:00 AM

Valid to:
6/21/2016 12:59:59 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 10:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:Oe1Vt1VQxvbN33gtSB/EDvgbrvJvR5jFS1ZBFsQdINuuQtZN39ugA:t/t1WZRgtebLFrAZLsQdGPQTk

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...
 
[+]

Entropy:
7.9980

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file installer.exe has been seen being distributed by the following URL.

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