File name:

TDR_SPDB_Setup_3G_Silent.exe

Full analysis: https://app.any.run/tasks/a1d75b0f-8537-4b2a-97bb-5196a394d592
Verdict: Malicious activity
Analysis date: April 29, 2025, 08:38:57
OS: Windows 10 Professional (build: 19044, 64 bit)
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive, 5 sections
MD5:

A4C7132AFFEC130BF0AB9CB3337014F0

SHA1:

CF1B9326A24AE53513B742E1B9CDAD74C4DF3263

SHA256:

52E4F52FFA6F16AF349074484D25A48208594EB3C3A69DE93E70418F7B3361CE

SSDEEP:

98304:IJ81RfSduv6MNzDSeJNeeX5WH6dMjPE5eizQ5sXYFllj8+KpZLG2KZjmjpbhhfVp:ImU4V

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • Changes the autorun value in the registry

      • regedit.exe (PID: 5640)
      • DBSer_SPDB.exe (PID: 4620)

    • Registers / Runs the DLL via REGSVR32.EXE

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)

  • SUSPICIOUS

    • The process creates files with name similar to system file names

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)

    • Malware-specific behavior (creating "System.dll" in Temp)

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)

    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 4652)
      • regsvr32.exe (PID: 1280)
      • regsvr32.exe (PID: 1672)
      • regsvr32.exe (PID: 3020)
      • regsvr32.exe (PID: 5392)
      • regsvr32.exe (PID: 5164)

    • Reads security settings of Internet Explorer

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)

    • Executable content was dropped or overwritten

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)

    • Uses REG/REGEDIT.EXE to modify registry

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)

    • Executes as Windows Service

      • DBSer_SPDB.exe (PID: 4620)

    • Creates a software uninstall entry

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)

    • Adds/modifies Windows certificates

      • regedit.exe (PID: 2152)

  • INFO

    • Checks supported languages

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)
      • DBSer_SPDB.exe (PID: 3100)
      • DBSer_SPDB.exe (PID: 4620)
      • DBSvr_SPDB.exe (PID: 1180)

    • Reads the computer name

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)
      • DBSer_SPDB.exe (PID: 3100)
      • DBSer_SPDB.exe (PID: 4620)
      • DBSvr_SPDB.exe (PID: 1180)

    • The sample compiled with english language support

      • svchost.exe (PID: 1276)
      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)

    • Create files in a temporary directory

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)

    • Manual execution by a user

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 6620)

    • Creates files in the program directory

      • TDR_SPDB_Setup_3G_Silent.exe (PID: 1276)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable MS Visual C++ (generic) (67.4)
.dll | Win32 Dynamic Link Library (generic) (14.2)
.exe | Win32 Executable (generic) (9.7)
.exe | Generic Win/DOS Executable (4.3)
.exe | DOS Executable Generic (4.3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2021:09:25 21:56:47+00:00
ImageFileCharacteristics: No relocs, Executable, No line numbers, No symbols, 32-bit
PEType: PE32
LinkerVersion: 6
CodeSize: 26624
InitializedDataSize: 141824
UninitializedDataSize: 2048
EntryPoint: 0x3640
OSVersion: 4
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 4.0.0.59
ProductVersionNumber: 4.0.0.59
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Windows, Latin1
CompanyName: Tendyron
FileDescription: Tendyron DB_SPDB
FileVersion: 4.0.0.59
LegalCopyright: Copyright(C) 2023 Tendyron
ProductName: DB_SPDB
ProductVersion: 4.0.0.59
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
149
Monitored processes
20
Malicious processes
1
Suspicious processes
3

Behavior graph

Click at the process to see the details
start start svchost.exe no specs tdr_spdb_setup_3g_silent.exe no specs tdr_spdb_setup_3g_silent.exe regsvr32.exe no specs regsvr32.exe no specs regsvr32.exe no specs regsvr32.exe no specs regsvr32.exe no specs regsvr32.exe no specs regsvr32.exe no specs sppextcomobj.exe no specs slui.exe no specs regedit.exe dbser_spdb.exe no specs dbser_spdb.exe regedit.exe no specs regedit.exe no specs regedit.exe no specs dbsvr_spdb.exe no specs sppsvc.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1164"C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEventC:\Windows\System32\slui.exe—SppExtComObj.Exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows Activation Client
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\slui.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\user32.dll
1180C:\WINDOWS\system32/DBSvr_SPDB.exe /installoverC:\Windows\SysWOW64\DBSvr_SPDB.exe—TDR_SPDB_Setup_3G_Silent.exe
User:
admin
Company:
Tendyron Corporation
Integrity Level:
HIGH
Description:
OnKeySvr
Version:
1, 0, 0, 2
Modules
Images
c:\windows\syswow64\dbsvr_spdb.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
1276C:\WINDOWS\system32\svchost.exe -k netsvcs -p -s wuauservC:\Windows\System32\svchost.exe—services.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Host Process for Windows Services
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\kernel.appcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\bcryptprimitives.dll
1276"C:\Users\admin\AppData\Local\Temp\TDR_SPDB_Setup_3G_Silent.exe" C:\Users\admin\AppData\Local\Temp\TDR_SPDB_Setup_3G_Silent.exe
explorer.exe
User:
admin
Company:
Tendyron
Integrity Level:
HIGH
Description:
Tendyron DB_SPDB
Exit code:
0
Version:
4.0.0.59
Modules
Images
c:\users\admin\appdata\local\temp\tdr_spdb_setup_3g_silent.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
1280regsvr32.exe /s spdb_tlusbkey.dllC:\Windows\System32\regsvr32.exe—TDR_SPDB_Setup_3G_Silent.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\regsvr32.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
1672regsvr32.exe /s /i spdbCertFirm.dllC:\Windows\System32\regsvr32.exe—TDR_SPDB_Setup_3G_Silent.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\regsvr32.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\aclayers.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\win32u.dll
c:\windows\system32\gdi32.dll
1812regsvr32.exe /s /i spdbCertFirm.dllC:\Windows\SysWOW64\regsvr32.exe—TDR_SPDB_Setup_3G_Silent.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\regsvr32.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\aclayers.dll
2152regedit.exe /S C:\WINDOWS\system32/ie_loc_tdr.regC:\Windows\SysWOW64\regedit.exe—TDR_SPDB_Setup_3G_Silent.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Editor
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\regedit.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
3020regsvr32.exe /s spdb_tlusbkey.dllC:\Windows\SysWOW64\regsvr32.exe—TDR_SPDB_Setup_3G_Silent.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\regsvr32.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\aclayers.dll
3100C:\WINDOWS\system32/DBSer_SPDB.exe -i -sC:\Windows\SysWOW64\DBSer_SPDB.exe—TDR_SPDB_Setup_3G_Silent.exe
User:
admin
Company:
Tendyron Corporation
Integrity Level:
HIGH
Description:
浦发银行UKey服务软件
Exit code:
0
Version:
1.0.0.1
Modules
Images
c:\windows\syswow64\dbser_spdb.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
Total events
793
Read events
673
Write events
90
Delete events
30

Modification events

(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Internet Explorer\Main
Operation:writeName:NoProtectedModeBanner
Value:
1
(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains\spdb.com.cn\ebank
Operation:writeName:https
Value:
2
(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Tendyron\DB_SPDB
Operation:writeName:SPDB_TL_Ver
Value:
1005
(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Tendyron\DB_SPDB
Operation:writeName:USBKeyVersion
Value:
1.0.0.1
(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Tendyron\DB_SPDB
Operation:writeName:SPDB_TL_Ver
Value:
1005
(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Tendyron\DB_SPDB
Operation:writeName:USBKeyVersion
Value:
1.0.0.1
(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Tendyron\DB_SPDB
Operation:writeName:InstallPath
Value:
C:\Program Files (x86)\SPDB Certificate Tools\Tendyron
(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Tendyron\DB_SPDB
Operation:writeName:LangId
Value:
1033
(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Tendyron\DB_SPDB
Operation:writeName:DisplayVersion
Value:
40059
(PID) Process:(1276) TDR_SPDB_Setup_3G_Silent.exeKey:HKEY_CURRENT_USER\SOFTWARE\Tendyron\DB_SPDB
Operation:writeName:EnableDesktop
Value:
0
Executable files
30
Suspicious files
19
Text files
4
Unknown types
0

Dropped files

PID
Process
Filename
Type
1276TDR_SPDB_Setup_3G_Silent.exeC:\Users\admin\AppData\Local\Temp\nsbB9FD.tmp\System.dllexecutable
MD5:CFF85C549D536F651D4FB8387F1976F2
SHA256:8DC562CDA7217A3A52DB898243DE3E2ED68B80E62DDCB8619545ED0B4E7F65A8
6656sppsvc.exeC:\Windows\System32\spp\store\2.0\data.datbinary
MD5:1B9C5EBDBAECDFABE5119B31BC14949D
SHA256:B61F8343A0AACA50CAB024D837873E8AB2145B0737E74CA835BFFA1A7C4B19BF
1276TDR_SPDB_Setup_3G_Silent.exeC:\Windows\System32\spdb_tlusbkey.dllexecutable
MD5:AD7028477D3B8C3677E8551BA6CD7490
SHA256:4D9AEB075F3C59C0F228B5811AFB199F06824CD8D58A42BEBFD405A8BE2C6A6C
6656sppsvc.exeC:\Windows\System32\spp\store\2.0\data.dat.bakbinary
MD5:1B9C5EBDBAECDFABE5119B31BC14949D
SHA256:B61F8343A0AACA50CAB024D837873E8AB2145B0737E74CA835BFFA1A7C4B19BF
1276TDR_SPDB_Setup_3G_Silent.exeC:\Windows\SysWOW64\run_Svr_tdr.regbinary
MD5:090C7A2EE0709601FE43CFEFA147A03F
SHA256:A749026645FB351737B7E30B434ABB95E093299A7A6FB20A6BE5F3A5274E375B
1276TDR_SPDB_Setup_3G_Silent.exeC:\Windows\System32\DBCSP_SPDB.dllexecutable
MD5:1237AAE1E62227F98F7B2EAD590076DB
SHA256:5B6AECABCBC638B8CBD05356BAB0FFDD3E8B0487A28749D7724564CB85E4F970
1276TDR_SPDB_Setup_3G_Silent.exeC:\Users\admin\AppData\Local\Temp\nsbB9FD.tmp\UserInfo.dllexecutable
MD5:2F69AFA9D17A5245EC9B5BB03D56F63C
SHA256:E54989D2B83E7282D0BEC56B098635146AAB5D5A283F1F89486816851EF885A0
1276TDR_SPDB_Setup_3G_Silent.exeC:\Windows\System32\DBCSP_SPDBs.dllexecutable
MD5:5FEB506D5C16A4AD5C0FB692BCC93AD7
SHA256:DD08CC729858F7B8B126F96851B8FB4B5238C1A390FB0E53DEBD748417B039E2
6656sppsvc.exeC:\Windows\System32\spp\store\2.0\data.dat.tmpbinary
MD5:1B9C5EBDBAECDFABE5119B31BC14949D
SHA256:B61F8343A0AACA50CAB024D837873E8AB2145B0737E74CA835BFFA1A7C4B19BF
1276TDR_SPDB_Setup_3G_Silent.exeC:\Windows\SysWOW64\spdb_tlusbkey.dllexecutable
MD5:BE62EA166C53156510E5E1A4B99015FA
SHA256:9351681E10F03AB90EFEAA203726F2C403AB7387C53E6A49037A7BB1D85F3D58
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
20
DNS requests
13
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
—
—
GET
200
23.32.238.112:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
—
—
GET
200
2.23.181.156:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
6544
svchost.exe
GET
200
23.63.118.230:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
1348
SIHClient.exe
GET
200
2.23.181.156:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
whitelisted
1348
SIHClient.exe
GET
200
2.23.181.156:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
—
—
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:137
—
—
—
whitelisted
—
—
20.73.194.208:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
—
—
23.32.238.112:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
—
—
2.23.181.156:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
2104
svchost.exe
20.73.194.208:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
3216
svchost.exe
172.211.123.249:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
FR
whitelisted
6544
svchost.exe
20.190.160.2:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
6544
svchost.exe
23.63.118.230:80
ocsp.digicert.com
AKAMAI-AS
DE
whitelisted
2112
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted

DNS requests

Domain
IP
Reputation
crl.microsoft.com
  • 23.32.238.112
  • 23.32.238.107
whitelisted
www.microsoft.com
  • 2.23.181.156
whitelisted
google.com
  • 216.58.206.46
whitelisted
client.wns.windows.com
  • 172.211.123.249
whitelisted
login.live.com
  • 20.190.160.2
  • 20.190.160.66
  • 20.190.160.17
  • 20.190.160.131
  • 40.126.32.76
  • 40.126.32.68
  • 40.126.32.140
  • 40.126.32.134
whitelisted
ocsp.digicert.com
  • 23.63.118.230
whitelisted
settings-win.data.microsoft.com
  • 4.231.128.59
  • 40.127.240.158
whitelisted
slscr.update.microsoft.com
  • 20.109.210.53
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 40.69.42.241
whitelisted

Threats

No threats detected
No debug info
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Reports
TDR_SPDB_Setup_3G_Silent.exe