mainoffer.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 Icy Tower Toolbar bundle. The application mainoffer.exe, “Icy_Tower Toolbar” 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.
Publisher:
Conduit Ltd.  (signed and verified)

Product:
Conduit Toolbar

Description:
Icy_Tower Toolbar

Version:
6.11.2.6

MD5:
ac69fdf3b52d1bc10fead50d7ac7b6ee

SHA-1:
4348ebe93531a3ca72ac664ae356d057055d69db

SHA-256:
959dcba5ff4e6cb4b26b19f82ae5aceba24c84413f5307f60712c9bd89dccef6

Scanner detections:
1 / 68

Status:
Potentially unwanted

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

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/5/2020 5:03:56 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Conduit (M)
17.3.15.0

File size:
2.4 MB (2,529,144 bytes)

Product version:
6.11.2.6

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}\appdata\local\temp\{random}.tmp\mainoffer.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
2/17/2010 2:00:00 AM

Valid to:
3/30/2013 1:59:59 AM

Subject:
CN=Conduit Ltd., OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Conduit Ltd., S=Israel, C=IL

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:
3736DA15AF647632CCE61CD41B6577DD

File PE Metadata
Compilation timestamp:
4/10/2010 2:19:31 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0x354B

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, 84, 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, B0, 82, 40, 00, 6A, 08, A3, 98, 06, 47, 00, E8, 67, 27, 00, 00, 55, 68, B4, 02, 00, 00, A3, B0, 05, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 86, 40, 00, FF, 15, 80, 81, 40, 00, 68, 04, 86, 40, 00, 68, A0, 85, 46, 00, E8, 35, 26, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 10, 4C, 00, 57, E8, 23, 26, 00, 00...
 
[+]

Entropy:
7.9979

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

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

TCP (HTTP):

 
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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