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jbhelper_win_v1.01.exe

Xiamen Tongbu Networks Ltd.

The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from t.tongbu.com.
Publisher:
Xiamen Tongbu Networks Ltd.  (signed and verified)

MD5:
da21c56d86aa9f8d0a6262255435b332

SHA-1:
150178765d8e07938ca7ac3e5ef50410e00424ca

SHA-256:
052d14c5fe72dea5904dbe1c4a9e76f3b3b73afb9c262193fd454836770923fb

Scanner detections:
1 / 68

Status:
Clean  (1 probable false positive detection)

Explanation:
This is mosty likely a false positive detection, the file is probably clean.

Analysis date:
4/24/2024 4:16:39 AM UTC  (today)

Scan engine
Detection
Engine version

Emsisoft Anti-Malware
Trojan.Generic.KDV.212659
8.14.03.18.11

File size:
24 MB (25,208,936 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Digital Signature
Signed by:
Xiamen Tongbu Networks Ltd.

Authority:
VeriSign, Inc.

Valid from:
5/21/2013 8:00:00 AM

Valid to:
5/21/2016 7:59:59 AM

Subject:
CN=Xiamen Tongbu Networks Ltd., OU=IT, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Xiamen Tongbu Networks Ltd., L=Xiamen, S=Fujian, C=CN

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:
1A37E6930F57F30762231BBE07DD4A36

File PE Metadata
Compilation timestamp:
4/10/2010 8:19:31 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
786432:8oIommWkIXmNisb9B0FLQi42h3m+EeHYxRL2aG:8oIommNAmNTxB+02hzEeHM4

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:
7.9999

Packer / compiler:
Nullsoft install system v2.x

Code size:
25 KB (25,600 bytes)

The file jbhelper_win_v1.01.exe has been seen being distributed by the following URL.

http://t.tongbu.com/.../JBHelper_win_v1.01.exe

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