» stub.exe
Overview
Analysis
File Details
Downloads (143)
Network (3)

stub.exe

Conduit Ltd.

The file belongs to the Conduit API platform, a utility that bundles and monetizes search toolbars and web browser extensions. The application stub.exe by Conduit has been detected as a potentially unwanted program by 7 anti-malware scanners. The program is a setup application that uses the Conduit Setup Manager installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from toolbarstubdownload.conduit-services.com and multiple other hosts. While running, it connects to the Internet address cms.distributionengine.conduit-services.com on port 80 using the HTTP protocol.

File name:

stub.exe

Publisher:

Conduit (signed by Conduit Ltd.)

Version:

5.7.6.1

MD5:

8a4e24dc8c214b41a379791594d8847f

SHA-1:

d549be6191d4daed4713453495efd48d5b90c443

SHA-256:

625a22d27ad2bc72034e73d426f3a682dfdc34b4698c527d0db556c4ba479652

Scanner detections:

7 / 68

Status:

Potentially unwanted

Explanation:

Bundles the Conduit Toolbar and/or Conduit Search Protect.

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:

4/18/2024 10:09:32 AM UTC (today)

Scan engine

Detection

Engine version

Boost by Reason

Adware.Conduit.E

2013.11.16.23

Dr.Web

Adware.Conduit.3

9.0.1.0320

herdProtect (fuzzy)

variant of mconduitinstaller.exe (Adware)

2013.12.20.17

Malwarebytes

PUP.Optional.Conduit.A

v2013.11.16.06

Reason Heuristics

PUP.Conduit.E

14.8.7.22

Trend Micro House Call

TROJ_GEN.F47V1011

7.2.320

VIPRE Antivirus

Conduit

23970

File size:

87.4 KB (89,488 bytes)

Conduit Ltd.

File type:

Executable application (Win32 EXE)

Bundler/Installer:

Conduit Setup Manager (using Nullsoft Install System)

Language:

Language Neutral

Common path:

C:\users\{user}\appdata\local\temp\{random}.tmp\stub.exe

Digital Signature

Signed by:

Conduit Ltd.

Authority:

VeriSign, Inc.

Valid from:

1/2/2013 4:00:00 PM

Valid to:

4/3/2016 4:59:59 PM

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:

2/24/2012 11:20:04 AM

OS version:

5.0

OS bitness:

Win32

Subsystem:

Windows GUI

Linker version:

10.0

CTPH (ssdeep):

1536:AGarUa6LowvuhdNYh2Gf9rg6hzGPnaCw1YA9Vn9VoXfZj5svPRSEvrGpwGgK8:C5BuYAVrgUCPnaCwFoXfZW5SEvrGmZK8

Entry address:

0x38AF

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, 68, A2, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 90, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 90, 40, 00, 55, FF, 15, C0, 92, 40, 00, 6A, 08, A3, 98, EB, 47, 00, E8, 36, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, B0, EA, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 64, A2, 40, 00, FF, 15, 84, 91, 40, 00, 68, 4C, A2, 40, 00, 68, A0, 6A, 47, 00, E8, 18, 27, 00, 00, FF, 15, B0, 90, 40, 00, 50, BF, A0, F0, 4C, 00, 57, E8, 06, 27, 00, 00... 
[+]

Entropy:

7.2136

Packer / compiler:

Nullsoft install system v2.x

Code size:

29 KB (29,696 bytes)

The file stub.exe has been seen being distributed by the following 50 URLs.

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=5&ctid=ct3267244&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=75&ctid=ct3297268&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=87&ctid=ct3288691&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=51&ctid=ct3312329&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=88&ctid=ct3316660&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=8&ctid=ct1425416&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=98&ctid=ct1425416&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=5&ctid=ct3282698&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=79&ctid=ct3312329&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=29&ctid=ct3279418&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=19&ctid=ct3311782&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=36&ctid=ct3312523&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=55&ctid=ct3312806&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=84&ctid=ct3287810&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=66&ctid=ct3307181&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=95&ctid=ct3316068&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=30&ctid=ct3312524&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=43&ctid=ct3298567&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=9&ctid=ct3282698&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=41&ctid=ct3311875&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=73&ctid=ct3312806&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=65&ctid=ct3311875&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=66&ctid=ct3267244&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=81&ctid=ct3307181&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=74&ctid=ct3314312&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=66&ctid=ct3298580&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=42&ctid=ct3318920&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=78&ctid=ct3312330&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=50&ctid=ct3306061&ministubversion=6.0.2.0

http://toolbarstubdownload.conduit-services.com/.../ToolbarStubDownload?TestGroupID=30&ctid=ct3307181&ministubversion=6.0.2.0

Latest 30 of 143 download URLs

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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