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nosp2.exe

Conduit Toolbar

Conduit Ltd.

The file is part of the Conduit Toolbar platform, a web browser monetization engine that is typiclaly distributed with third party programs through a bundled installation, this particular version is part of the NOSP2 Toolbar bundle. The application nosp2.exe by Conduit has been detected as a potentially unwanted program 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 Conduit Setup Manager installer. The file has been seen being downloaded from ct3244448.qaourtoolbar.com. While running, it connects to the Internet address cms.distributionengine.conduit-services.com on port 80 using the HTTP protocol.
Publisher:
Conduit Ltd.  (signed and verified)

Product:
Conduit Toolbar

Description:
NOSP2 Toolbar

Version:
6.17.1.25

MD5:
17d94c1c5ae708680c6718a7c6b51023

SHA-1:
bb37cb6dac57c76dbf72d6c96b233edbb0663819

SHA-256:
70c575ba4c7db1462d81b25f959e61f5bf7867b192b017133d29d72bcace16bb

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
This component is distributed and installed with the Conduit Toolbar platform.

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:
4/19/2024 1:00:38 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Toolbar.Conduit.F
14.8.7.22

File size:
3 MB (3,170,496 bytes)

Product version:
6.17.1.25

Copyright:
Conduit (C) 2013 All Rights Reserved

Original file name:
Conduit Toolbar

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Conduit Setup Manager (using Nullsoft Install System)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\nosp2.exe

Digital Signature
Signed by:
Conduit Ltd.

Authority:
VeriSign, Inc.

Valid from:
1/3/2013 2:00:00 AM

Valid to:
4/4/2016 2:59:59 AM

Subject:
CN=Conduit Ltd., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Conduit 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:
3A82654719D8F75B59134F7B66465210

File PE Metadata
Compilation timestamp:
9/26/2011 4:21:33 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:s242L8D0P1tuutl+xL2NKFSdGR4+ndAWeM7KLVndz8TEUgyHSjQ6lYpaPs3kUQuS:n42oq1AIwjFhp+NMKLVnGujzWpSzUQuS

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...
 
[+]

Entropy:
7.9979

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file nosp2.exe has been seen being distributed by the following URL.

http://ct3244448.qaourtoolbar.com/.../?buildversion=6.17.1.25

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

TCP (HTTP):
Connects to ude.conduit-data.com  (195.78.120.173:80)

TCP (HTTP):
Connects to offering.service.distributionengine.conduit-services.com  (199.101.114.147:80)

 
http://offering.service.distributionengine.conduit-services.com/DecisionEngine.ashx

TCP (HTTP):
Connects to cms.distributionengine.conduit-services.com  (54.243.251.51:80)

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