mwsSetup.exe

My Web Search Bar Installer

Mindspark Interactive Network

This is the installer stub for the Mindspark (MyWebSearch.com/Ask) browser toolbar which provides the offer to the end user to install the toolbar and set the browser's search, home page and new tab to an Ask.com search destination. The application mwsSetup.exe by Mindspark Interactive Network has been detected as a potentially unwanted program by 27 anti-malware scanners. The program is a setup application that uses the Mindspark Custom Setup installer. This version of the installer will bundle a Mindspark/MyWebSearch Toolbar, a potentially unwanted web browser extension.
Publisher:
MyWebSearch.com  (signed by Mindspark Interactive Network)

Product:
My Web Search Bar Installer

Version:
2, 0, 0, 11

MD5:
76274e7aacd1df908fd6dda922a479ef

SHA-1:
dfe7aff43d9e8a8ca410afe7fc707b6dfc8fccd6

SHA-256:
af603cc50fc7dd47e14cb59a3e7e7dd2de8f15237e0a84136eb9f718249a3e5f

Scanner detections:
27 / 68

Status:
Potentially unwanted

Explanation:
Bundles the Mindspark (MyWebSearch/Ask) toolbar, a web browser extension that will modify a user's search and home pages.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/25/2024 1:32:04 AM UTC  (today)

Scan engine
Detection
Engine version

AegisLab AV Signature
AdWare.W32.FunWeb
2.1.4+

Agnitum Outpost
Adware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.MyWebSearch
14.04.12

avast!
Win32:PUP-gen [PUP]
2014.9-140412

AVG
AdInstaller.FunWeb
2015.0.3507

Bkav FE
W32.Clodf1c.Trojan
1.3.0.4959

Clam AntiVirus
Suspect.Adware.MWS
0.98/18355

Comodo Security
UnclassifiedMalware
17970

Dr.Web
9.0.1.0102

Emsisoft Anti-Malware
Riskware.Garbage!IK
8.14.08.08.02

ESET NOD32
Win32/Toolbar.MyWebSearch (variant)
8.9575

Fortinet FortiGate
W32/Toolbar_fam.NB
4/12/2014

F-Prot
W32/Mywebsearch.A.gen
v6.4.7.1.166

IKARUS anti.virus
not-a-virus:Garbage
t3scan.1.1.104.0

K7 AntiVirus
Unwanted-Program
13.106.4822

Kaspersky
not-a-virus:WebToolbar.Win32.MyWebSearch
14.0.0.4030

NANO AntiVirus
Riskware.Win32.Mywebsearch.dilzk
0.28.0.58491

Norman
W32/WebSearch.UU
11.20140808

nProtect
Joke/W32.Screensaver.3700152
14.03.21.01

Qihoo 360 Security
Win32/Trojan.Hoax.b17
1.0.0.1015

Reason Heuristics
PUP.Installer.MindsparkInteractiveNetwork.I
14.8.8.2

Rising Antivirus
PE:Trojan.Win32.Generic.1275703B!309686331
23.00.65.14410

SUPERAntiSpyware
10435

Trend Micro House Call
TROJ_GEN.RCBB1LA
7.2.220

Vba32 AntiVirus
Adware.WebSearch.14605
3.12.24.3

VIPRE Antivirus
27628

ViRobot
Adware.Screensaver.3700152.A
2011.4.7.4223

File size:
3.5 MB (3,700,152 bytes)

Product version:
2, 0, 0, 11

Copyright:
Copyright © 2006, 2007, 2008, 2009, 2010

Original file name:
mwsSetup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Mindspark Custom Setup

Language:
English (United States)

Common path:
C:\users\{user}\downloads\mwssetup.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
5/30/2010 8:00:00 PM

Valid to:
5/6/2012 7:59:59 PM

Subject:
CN=Mindspark Interactive Network, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Mindspark Interactive Network, L=White Plains, S=NewYork, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2009-2 CA, OU=Terms of use at https://www.verisign.com/rpa (c)09, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
41730EB0E6D92A476E16628A0DBEFB36

File PE Metadata
Compilation timestamp:
3/31/2011 6:13:02 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:egcR7ztuQGqNlK7PsJ3tOMeqqlMbKxd8DT9vdUJMJYLzCLGSZmtJKJ2pW7S/O4HM:egSntumqPQtbtqlR6dJz7sb47GO4O

Entry address:
0x31B5

Entry point:
55, 8B, EC, 83, EC, 44, 53, 56, 6A, 00, FF, 15, 28, 41, 40, 00, A3, 6C, 59, 40, 00, FF, 15, 8C, 40, 40, 00, 8B, 1D, 88, 40, 40, 00, 8B, F0, 85, F6, 75, 04, 6A, FF, FF, D3, 8A, 06, 57, 8B, 3D, 60, 41, 40, 00, 3C, 22, 75, 1B, 56, FF, D7, 8B, F0, 8A, 06, 3C, 22, 74, 04, 84, C0, 75, F1, 80, 3E, 22, 75, 15, 56, FF, D7, 8B, F0, EB, 0E, 3C, 20, 7E, 0A, 56, FF, D7, 8B, F0, 80, 3E, 20, 7F, F6, 8A, 06, 84, C0, 74, 04, 3C, 20, 7E, E1, 83, 65, E8, 00, 8D, 45, BC, 50, FF, 15, 84, 40, 40, 00, E8, 2D, 00, 00, 00, F6, 45...
 
[+]

Entropy:
7.9655

Developed / compiled with:
Microsoft Visual C++

Code size:
12 KB (12,288 bytes)

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

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to www187.mindspark.com  (74.113.233.187:80)

TCP (HTTP):
Connects to anx.mindspark.com  (74.113.233.187:80)

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