tb_conduit_apps_brch.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 tb_conduit_apps_brch.exe by Conduit has been detected as a potentially unwanted program by 6 anti-malware scanners. The program is a setup application that uses the Conduit Setup Manager installer. The file has been seen being downloaded from apps.conduit.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.
Publisher:
Conduit Ltd.  (signed and verified)

MD5:
fe25b7d581657449560d9541076c58de

SHA-1:
fbb0c0e5cbddb8a13998cb1cd42434cb8abe4b0c

SHA-256:
a86488914c5332e20297e7f71ce1164a17cc20fe896e61742ae5c8e65a6390af

Scanner detections:
6 / 68

Status:
Potentially unwanted

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

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:
9/25/2018 10:21:23 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Conduit.6
9.0.1.0355

ESET NOD32
7.9131

Malwarebytes
PUP.Optional.OpenCandy
v2013.12.21.05

Reason Heuristics
PUP.Conduit.U
14.8.7.22

SUPERAntiSpyware
Adware.Conduit/Variant
10895

VIPRE Antivirus
Conduit
24006

File size:
1.1 MB (1,124,256 bytes)

File type:
Executable application (Win32 EXE)

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

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

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

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

Valid to:
4/4/2016 1:59:59 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:
2/24/2012 8:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:iSH+ZOcqtvjnJ4Y9YXwLzWidDbM7LD/r872we7t:JlOxUzhM7//+2we7t

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 tb_conduit_apps_brch.exe has been seen being distributed by the following 4 URLs.

http://apps.conduit.com/conduitengine/.../?appid=93951332-f9a7-4af7-af02-17ec3d749ce3&name=Facebook&sourceid=48

http://apps.conduit.com/conduitengine/.../?appid=5d802a63-9196-47fb-b28d-0b7dddacd687&name=WordSquared&sourceid=0

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):

 
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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