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b5tassist.exe

载信软件（上海）有限公司

The application b5tassist.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:
载信软件（上海）有限公司  (signed and verified)

MD5:
abbf62148e48c3faf45308a38a8aa655

SHA-1:
e144da102ad6ddd2c2023f8ff1a26540336b7a23

SHA-256:
f840c640757f0d11bbc28dd44a0eb484315f72db3b753f79c59728ad9e0e7ca5

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
8/4/2025 2:34:08 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Bang5mai
16.11.18.9

File size:
1.1 MB (1,143,624 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\b5tservice\b5tassist.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:
8/26/2014 5:32:47 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:A6kXyxRo6W8m1uKHOFOlbZBz4nm5KLoPZttCLOc994CpOAW:fOyxRi1BDZPZzCLF9lpA

Entry address:
0xA3809

Entry point:
E8, 43, B6, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 10, 83, 7D, 10, 00, 53, 56, 57, 0F, 84, C6, 00, 00, 00, FF, 75, 14, 8D, 4D, F0, E8, DE, D9, FF, FF, 8B, 5D, 08, 85, DB, 75, 27, E8, 4F, 52, 00, 00, C7, 00, 16, 00, 00, 00, E8, B8, 59, 00, 00, 80, 7D, FC, 00, 74, 07, 8B, 45, F8, 83, 60, 70, FD, B8, FF, FF, FF, 7F, E9, 8F, 00, 00, 00, 8B, 75, 0C, 85, F6, 74, D2, BF, FF, FF, FF, 7F, 39, 7D, 10, 76, 21, E8, 17, 52, 00, 00, C7, 00, 16, 00, 00, 00, E8, 80, 59, 00, 00, 80, 7D, FC, 00, 74, 07, 8B...
 
[+]

Entropy:
6.5745

Code size:
824.5 KB (844,288 bytes)

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