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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” 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, however the file is not signed with an authenticode signature from a trusted source.
Publisher:
Visicom Media Inc.

Product:
MyStart Toolbar

Description:
MyStart Toolbar Installer

Version:
5.4

MD5:
9eeeba12b30ca92b137fead643ef3885

SHA-1:
a68e51138a65cd4586391cdd2953abf1490ecd39

SHA-256:
7aa3b140e29bb8357a34ce25c79ad59d02d4338fa06e0a138696bcb83aa9070a

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
12/25/2024 5:15:48 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Win32.Generic
16.1.16.23

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)

Language:
Language Neutral

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

File PE Metadata
Compilation timestamp:
12/6/2009 4:20:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:WhP0DYLUUnoOHIdOL63BNsBnGiER9ApnZF6GSuoihegbkv82RmLn9tOvYhHm15ri:gPLJHN63ViG9QZwGScbG8L5Qum1er

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:
6.2519

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

Remove mystarttb_5.4.1.4_sambamedia.exe - Powered by Reason Core Security
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