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zwinkysetup2.3.96.3.zjchr999.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 zwinkysetup2.3.96.3.zjchr999.exe by Mindspark Interactive Network has been detected as a potentially unwanted program by 21 anti-malware scanners. This is a setup and installation application and has been known to bundle potentially unwanted software. 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:
e09c7f96d1bc4311c61eb9ae88aacd36

SHA-1:
992e2e0af721d113c734d57acd6ee2496c54d40f

SHA-256:
e601478f8943e58fcc8604bf4e69fb1b73b86f00c566a46b9dd2a0ffeaf7bc48

Scanner detections:
21 / 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.

Analysis date:
4/24/2024 1:54:28 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Adware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.MyWebSearch
2015.05.17

avast!
Win32:PUP-gen [PUP]
2014.9-151013

AVG
AdInstaller.FunWeb
2016.0.2957

Bkav FE
W32.HfsAdware
1.3.0.6379

Clam AntiVirus
Suspect.Adware.MWS
0.98/21511

Comodo Security
Heur.Suspicious
22142

ESET NOD32
Win32/Toolbar.MyWebSearch.O potentially unwanted (variant)
9.11638

Fortinet FortiGate
W32/Toolbar_fam.NB
10/13/2015

G Data
Win32.Trojan.Agent.2E8ABZ
15.10.25

K7 AntiVirus
Trojan
13.204.15934

Kaspersky
not-a-virus:WebToolbar.Win32.FunWeb
14.0.0.1282

Malwarebytes
PUP.Optional.Mindspark.A
v2015.10.13.01

NANO AntiVirus
Riskware.Win32.Mywebsearch.csowph
0.30.24.1357

Norman
Adspy.AN!genr
11.20151013

Qihoo 360 Security
HEUR/Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
PUP.Mindspark.MindsparkInteractiveNetwork.Installer (M)
15.10.13.13

Rising Antivirus
PE:Trojan.Win32.Generic.1275703B!309686331
23.00.65.151011

Total Defense
Win32/BHO.MyWebSearch
37.1.62.1

VIPRE Antivirus
MyWebSearch.J
40298

Zillya! Antivirus
Adware.FunWeb.Win32.318
2.0.0.2179

File size:
3.5 MB (3,708,328 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)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\zwinkysetup2.3.96.3.zjchr999.exe

Digital Signature
Signed by:
Mindspark Interactive Network

Authority:
VeriSign, Inc.

Valid from:
5/30/2010 7:00:00 PM

Valid to:
5/6/2012 6:59:59 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:
10/14/2011 10:28:23 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:KK4DxTujD3L3d8uZhw9OV8oEeTNcvmhGm39:KNxTujn3d8ql6+Gmt

Entry address:
0x33BF

Entry point:
55, 8B, EC, 83, EC, 44, 53, 56, 6A, 00, FF, 15, 28, 41, 40, 00, A3, 84, 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:
7.9612

Developed / compiled with:
Microsoft Visual C++

Code size:
12 KB (12,288 bytes)

The file zwinkysetup2.3.96.3.zjchr999.exe has been seen being distributed by the following URL.

http://ak.exe.imgfarm.com/images/nocache/mindspark/.../ZwinkySetup2.3.96.3.ZJchr999.exe

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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