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mahjong_tsv4ddgu6.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 mahjong_tsv4ddgu6.exe by ClientConnect has been detected as adware by 13 anti-malware scanners. The program is a setup application that uses the Perion Download Manager installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from dde.de.abadabout-home.com. 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:
ea3c6883773186a18c7fc8a2602af281

SHA-1:
c498913802bc544927467f098504685265d48747

SHA-256:
eb0ff1ff87a9118542a1dad55ff99db8d99647eb398b9818ee1dcce43f7a85a5

Scanner detections:
13 / 68

Status:
Adware

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

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:
5/5/2024 6:14:08 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Adware-BRM [PUP]
2014.9-141024

AVG
Generic
2015.0.3311

Dr.Web
Adware.Conduit.87
9.0.1.0297

ESET NOD32
Win32/ClientConnect (variant)
8.10617

IKARUS anti.virus
PUA.Toolbar.Conduit
t3scan.1.7.8.0

K7 AntiVirus
Unwanted-Program
13.185.13789

Kaspersky
not-a-virus:WebToolbar.Win32.Agent
14.0.0.3050

Malwarebytes
PUP.Optional.ClientConnect
v2014.10.24.10

NANO AntiVirus
Trojan.Win32.ClientConnect.deinfe
0.28.2.62841

Qihoo 360 Security
Malware.QVM06.Gen
1.0.0.1015

Reason Heuristics
PUP.ClientConnect.R
14.10.24.22

Trend Micro House Call
Suspici.4F91743C
7.2.297

VIPRE Antivirus
Conduit
34224

File size:
624.3 KB (639,320 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Perion Download Manager (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\mahjong_tsv4ddgu6.exe

Digital Signature
Signed by:
ClientConnect LTD

Authority:
VeriSign, Inc.

Valid from:
2/3/2014 6:00:00 PM

Valid to:
2/5/2016 5:59:59 PM

Subject:
CN=ClientConnect LTD, OU=Digital ID Class 3 - Microsoft Software Validation v2, OU=DM5, 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:
2DCB2B741B681B5D93FC300D0AE685E5

File PE Metadata
Compilation timestamp:
2/24/2012 1:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:wEqLIiWdK5u0wglrPOKZKFUzsqlRuTlFlAghTEeEx83gbXXVFzT:wtnc0wyDZJsqarlzmC4FzT

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:
7.9518

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file mahjong_tsv4ddgu6.exe has been seen being distributed by the following URL.

http://dde.de.abadabout-home.com/78/616/ct6168378/572f424f63cc4715b1f58d7493bf4c24/Downloads/Prod/DDE1.4.0.1.140910.01/.../Mahjong.exe

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/12428265/12449388/?mainofferId=12424831&CurrentStep=2&TotalSteps=4&DownloadBrowser=IE&CType=-1&UserMode=-1&DMVersion=1.3.2.24.12448254.01&Language=US-EN

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