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nbyco_zw.exe

Beijing Caiyunshidai Technology Co., Ltd.

The application nbyco_zw.exe by Beijing Caiyunshidai Technology Co. 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:
Beijing Caiyunshidai Technology Co., Ltd.  (signed and verified)

Version:
201606151812

MD5:
aa108e7f1dcc655e49eceafdf4a30c11

SHA-1:
e382e2e4c17e524ae2a56e739f1cd9bb46464170

SHA-256:
ef1d1144f0f1b9677f4d1f936b82d401c32a066955bb2ea3edca84bfa7782150

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
10/6/2025 1:14:17 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.ELEX.SpeedSearch.Meta (M)
16.6.26.9

File size:
401.1 KB (410,760 bytes)

Product version:
201606151812

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\nbyco_zw.exe

Digital Signature
Signed by:
Beijing Caiyunshidai Technology Co., Ltd.

Authority:
thawte, Inc.

Valid from:
6/11/2016 7:00:00 PM

Valid to:
3/3/2017 6:59:59 PM

Subject:
CN="Beijing Caiyunshidai Technology Co., Ltd.", O="Beijing Caiyunshidai Technology Co., Ltd.", L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
0AC8D4F041B76B93FE877959F060FD47

File PE Metadata
Compilation timestamp:
6/15/2016 5:13:38 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:R82ibNlZkPO2Cgy0gcApbFbteARxf0d9e5SzXnyPUyTkXkokmMLum6dhOb:RhibNlZmBy/eQxsQ5IFFXkokmMLum6Gb

Entry address:
0x30C82

Entry point:
E8, B8, 8E, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, DC, 51, 46, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, F8, 32, 46, 00, 01, 0F, 82, D4, 93, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1, 8B, CA, 83, E2, 03, C1, E9...
 
[+]

Code size:
316.5 KB (324,096 bytes)

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