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mb2_setup.exe

ClientConnect LTD

The file belongs to the ClientConnect (Conduit/Perion) platform, a utility that bundles and monetizes search toolbars and browser add-ons. The application mb2_setup.exe by ClientConnect 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. The file has been seen being downloaded from mb2toolbar.toolbar.fm and multiple other hosts. While running, it connects to the Internet address cms.dmccint.com on port 80 using the HTTP protocol.
Publisher:
ClientConnect LTD  (signed and verified)

MD5:
ed13afba29b36b6fb95f2dce3be138e9

SHA-1:
22660f3cd1e828ce34f7356e2f55acc70fcdc4e0

SHA-256:
5a073939ec8debde64449769d3fc44c96fefc9a384d2c05fcc24f862981ec52e

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles the Conduit Toolbar and/or Conduit Search Protect.

Analysis date:
12/24/2024 11:39:42 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Conduit.ClientCo.Installer (M)
16.7.4.14

File size:
628.6 KB (643,712 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Neovisno o jeziku

Common path:
C:\users\{user}\downloads\mb2_setup.exe

Digital Signature
Signed by:
ClientConnect LTD

Authority:
VeriSign, Inc.

Valid from:
2/4/2014 1:00:00 AM

Valid to:
2/6/2016 12:59:59 AM

Subject:
CN=ClientConnect LTD, OU=Digital ID Class 3 - Microsoft Software Validation v2, OU=DM3, O=ClientConnect LTD, L=Ness Ziona, S=Israel, C=IL

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
72ACCA392AFB8F2E42D5D3C0C97523F2

File PE Metadata
Compilation timestamp:
2/24/2012 8:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:nEFQ0QZcMsEpejLkDgF8Am5j2aFLyYwcRIH87U86fM7r3sia:naO5sEpC4Dx5jRCH87Ohr

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file mb2_setup.exe has been seen being distributed by the following 2 URLs.

http://mb2toolbar.toolbar.fm/exe?sourceid=14

http://mb2toolbar.toolbar.fm/cre

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

TCP (HTTP):
Connects to cms.dmccint.com  (23.67.242.80:80)

 
http://cms.dmccint.com/DynamicOffer/241361020/241382143/?mainofferId=241357586&CurrentStep=2&TotalSteps=4&DownloadBrowser=IE&CType=-1&UserMode=-1&DMVersion=1.3.4.41.241381009.01&Language=US-EN

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