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b5tupdateservice.exe

载信软件（上海）有限公司

The application b5tupdateservice.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. It runs as a windows Service named “B5TUpdateService”.
Publisher:
载信软件（上海）有限公司  (signed and verified)

MD5:
52a44a666893a987f3d271850080d532

SHA-1:
7d42cffde1079795f3be62fa181df00437a1fcf1

SHA-256:
6ec3c9e34831d43b3fcefafc02234e256af6799cc7bcc5049c4f4141fc2d3b38

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
6/20/2025 5:43:19 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Bang5mai
17.2.14.1

File size:
152.3 KB (155,976 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\b5tservice\b5tupdateservice.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:
8/20/2014 4:27:17 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
10.0

Entry address:
0xB575

Entry point:
E8, EC, 7A, 00, 00, E9, 95, FE, FF, FF, 8B, FF, 55, 8B, EC, 8B, 45, 08, 33, C9, 3B, 04, CD, 28, 22, 42, 00, 74, 13, 41, 83, F9, 2D, 72, F1, 8D, 48, ED, 83, F9, 11, 77, 0E, 6A, 0D, 58, 5D, C3, 8B, 04, CD, 2C, 22, 42, 00, 5D, C3, 05, 44, FF, FF, FF, 6A, 0E, 59, 3B, C8, 1B, C0, 23, C1, 83, C0, 08, 5D, C3, E8, DE, 32, 00, 00, 85, C0, 75, 06, B8, 90, 23, 42, 00, C3, 83, C0, 08, C3, E8, CB, 32, 00, 00, 85, C0, 75, 06, B8, 94, 23, 42, 00, C3, 83, C0, 0C, C3, 8B, FF, 55, 8B, EC, 56, E8, E2, FF, FF, FF, 8B, 4D, 08...
 
[+]

Entropy:
6.4756

Code size:
107 KB (109,568 bytes)

Service
Display name:
B5TUpdateService

Type:
Win32OwnProcess, InteractiveProcess


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