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cbox.exe

Tripro Ltd

The application cbox.exe by Tripro has been detected as adware by 5 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. This version of the installer will bundle the Ask.com Toolbar, a potentially unwanted web browser extension. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from cbox.com.
Publisher:
Tripro Ltd  (signed and verified)

MD5:
b550d800562676353cc85e60a085e251

SHA-1:
a84512ef3f9f1662db5c0e30933693d6075bec49

SHA-256:
2e97c6f2acdd293acb11e2df8b2ed6987c672284b690bad15d6e2b99aebd496c

Scanner detections:
5 / 68

Status:
Adware

Explanation:
Bundles that Ask.com toolbar as a third-party offer, a web browser extension that may modify a user's search and home pages.

Analysis date:
12/26/2024 12:03:49 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.Downware.1417
9.0.1.0187

ESET NOD32
Win32/Bundled.Toolbar.Ask (variant)
8.8825

Malwarebytes
PUP.Optional.BundledToolBar.A
v2014.07.06.01

Reason Heuristics
PUP.Tripro.E
14.6.12.9

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.24.2

File size:
7.9 MB (8,233,696 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\cbox\cbox.exe

Digital Signature
Signed by:
Tripro Ltd

Authority:
VeriSign, Inc.

Valid from:
9/29/2013 8:00:00 PM

Valid to:
9/30/2015 7:59:59 PM

Subject:
CN=Tripro Ltd, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Tripro Ltd, L=Hong Kong, S=Hong Kong, C=HK

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:
1189C239E85299F4464322E094264D91

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
196608:8o/tRkCZIvduLVaAf7jkyzW85wkR/9bNdIozuPkYVFoY6ejO:8KtFmoVpf7BhtR/x/zgkKqbejO

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.9943

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://cbox.com/App/.../Cbox.exe

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