yesstreamer_bar.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 yesstreamer_bar.exe by ClientConnect has been detected as adware 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 NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from fft.tbccint.com. While running, it connects to the Internet address cms.dmccint.com on port 80 using the HTTP protocol.
Publisher:
ClientConnect Ltd.  (signed by ClientConnect LTD)

Description:
1.11.0.11

Version:
10.38.0.9

MD5:
10bd3c3cc356da01a4a44b00ec0d1bbe

SHA-1:
1108f4e2dc9a5821e63cc2c6724f3eca1a40170f

SHA-256:
c8c3c69b4ccec4312618fc1bd0867270b3ff4c3fe9b0e1f3759f9234275550e8

Scanner detections:
1 / 68

Status:
Adware

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

Analysis date:
4/25/2024 3:03:49 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Conduit.ClientCo.Installer (M)
16.6.7.7

File size:
2.8 MB (2,938,304 bytes)

Copyright:
© 2014 ClientConnect Ltd.

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
2/3/2014 2:00:00 AM

Valid to:
2/5/2016 1:59:59 AM

Subject:
CN=ClientConnect LTD, OU=Digital ID Class 3 - Microsoft Software Validation v2, OU=Trovi TB, 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:
43E7738E282F77369A5A4C0ED31A3C9F

File PE Metadata
Compilation timestamp:
4/10/2010 3:19:31 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:7HGiiTmxvpJtkhgNY4GKPib1hMWDGUUIlnO7gt8QD9kfvtZpc20pjwr:7H9Fx/khgVD+htGUUIdO7g5eFZdt

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:
7.9985

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

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

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/195385147/195406270/?mainofferId=195381713&CurrentStep=2&TotalSteps=4&DownloadBrowser=IE&CType=-1&UserMode=-1&DMVersion=1.3.9.95.195405136.01&Language=US-EN

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