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b5tupdate.exe

B5TSetup

载信软件（上海）有限公司

The application b5tupdate.exe by 载信软件（上海）有限公司 has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
B5MSoft  (signed by 载信软件（上海）有限公司)

Product:
B5TSetup

Version:
5.2.3

MD5:
bcd97f3529dcafa7d8d6d1e6e87e3883

SHA-1:
3f52af235f7119aae496ff0299047edeeea5f3a1

SHA-256:
ec63593df376a1a9491ef77109108cece3901cd3bcbbe5719e3768af59d45c80

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
8/4/2025 12:05:56 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.B5MSoft (M)
16.10.31.2

File size:
2 MB (2,063,176 bytes)

Product version:
5.2.3

Copyright:
Copyright (C) 2013 B5MSoft

Original file name:
B5TSetup.exe

File type:
Executable application (Win32 EXE)

Common path:
C:\ProgramData\tmp201307\5.2.3\b5tupdate.exe

Digital Signature
Signed by:
载信软件（上海）有限公司

Authority:
Thawte, Inc.

Valid from:
5/12/2014 8:00:00 AM

Valid to:
8/12/2015 7:59:59 AM

Subject:
CN=载信软件（上海）有限公司, OU=IT部, O=载信软件（上海）有限公司, L=上海, S=上海, C=CN

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
07CF6481D29DBD6746863A658408AE1C

File PE Metadata
Compilation timestamp:
9/3/2014 1:43:40 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:CuAUTl920QZw/Sd6R2HQGJgrnuo0BIEM5NAEg5jc4dnz0RD:dAil95KOru+5

Entry address:
0x12DFA3

Entry point:
E8, 91, F8, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 8B, 45, 08, 66, 8B, 55, 0C, EB, 08, 66, 3B, CA, 74, 12, 83, C0, 02, 0F, B7, 08, 66, 85, C9, 75, F0, 66, 39, 10, 74, 02, 33, C0, 5D, C3, 8B, FF, 55, 8B, EC, 83, EC, 20, 53, 57, 33, DB, 6A, 07, 33, C0, 59, 8D, 7D, E4, 89, 5D, E0, F3, AB, 39, 5D, 0C, 75, 15, E8, 2F, 6D, 00, 00, C7, 00, 16, 00, 00, 00, E8, E2, 95, 00, 00, 83, C8, FF, EB, 68, 8B, 45, 08, 3B, C3, 74, E4, 56, 89, 45, E8, 89, 45, E0, 8D, 45, 10, 50, 53, FF, 75, 0C, 8D, 45, E0, 50, C7, 45...
 
[+]

Entropy:
6.6374

Code size:
1.5 MB (1,572,352 bytes)

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