File name: | letsvpn-3.12.1.exe |
Full analysis: | https://app.any.run/tasks/8914872e-bb2f-44ca-b926-ef9e555246a3 |
Verdict: | Malicious activity |
Analysis date: | March 11, 2025, 12:52:11 |
OS: | Windows 10 Professional (build: 19045, 64 bit) |
Tags: | |
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: | 24CDFD07594672A081A669D65DE0676B |
SHA1: | C881A264C7550858F4893710BDCE4B96BEC79C1C |
SHA256: | 711ACEF8D29ECECE360D6454F82E5C42BBE12F26C0CE260EC0F643750534FAEF |
SSDEEP: | 196608:RBVmKbekOisgbxI1VfVOuWIzU1K2zZawE:RBtbekOPgb6dOXSUFZDE |
.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) |
MachineType: | Intel 386 or later, and compatibles |
---|---|
TimeStamp: | 2024:03:30 16:55:15+00:00 |
ImageFileCharacteristics: | No relocs, Executable, No line numbers, No symbols, 32-bit |
PEType: | PE32 |
LinkerVersion: | 6 |
CodeSize: | 26112 |
InitializedDataSize: | 139776 |
UninitializedDataSize: | 2048 |
EntryPoint: | 0x351c |
OSVersion: | 4 |
ImageVersion: | 6 |
SubsystemVersion: | 4 |
Subsystem: | Windows GUI |
FileVersionNumber: | 3.12.1.0 |
ProductVersionNumber: | 3.12.1.0 |
FileFlagsMask: | 0x0000 |
FileFlags: | (none) |
FileOS: | Win32 |
ObjectFileType: | Executable application |
FileSubtype: | - |
LanguageCode: | English (U.S.) |
CharacterSet: | Unicode |
CompanyName: | Letsgo Network Incorporated |
FileDescription: | LetsVPN Setup EXE |
FileVersion: | 3.12.1.0 |
LegalCopyright: | Copyright (c) 2024 |
ProductName: | LetsVPN |
ProductVersion: | 3.12.1.0 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
632 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
736 | netsh advfirewall firewall Delete rule name=LetsPRO | C:\Windows\SysWOW64\netsh.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Network Command Shell Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
1568 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | netsh.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
1764 | cmd /c netsh advfirewall firewall Delete rule name=LetsVPN | C:\Windows\SysWOW64\cmd.exe | — | letsvpn-3.12.1.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 1 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
2096 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | tapinstall.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
2284 | "cmd.exe" /C arp -a | C:\Windows\SysWOW64\cmd.exe | — | LetsPRO.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 10.0.19041.3636 (WinBuild.160101.0800) Modules
| |||||||||||||||
2320 | netsh advfirewall firewall Delete rule name=LetsPRO.exe | C:\Windows\SysWOW64\netsh.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Network Command Shell Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
2320 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
3884 | "C:\Program Files (x86)\letsvpn\app-3.12.1\LetsPRO.exe" | C:\Program Files (x86)\letsvpn\app-3.12.1\LetsPRO.exe | LetsPRO.exe | ||||||||||||
User: admin Integrity Level: HIGH Description: LetsVPN Version: 3.12.0 Modules
| |||||||||||||||
3896 | arp -a | C:\Windows\SysWOW64\ARP.EXE | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: TCP/IP Arp Command Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
|
(PID) Process: | (7608) letsvpn-3.12.1.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\lets |
Operation: | write | Name: | InstallTimeStamp |
Value: 20250311125235.105 | |||
(PID) Process: | (7608) letsvpn-3.12.1.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\lets |
Operation: | write | Name: | InstallNewVersion |
Value: 3.12.1 | |||
(PID) Process: | (4428) tapinstall.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\Setup\SetupapiLogStatus |
Operation: | write | Name: | setupapi.dev.log |
Value: 4096 | |||
(PID) Process: | (7360) drvinst.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\tap0901 |
Operation: | write | Name: | Owners |
Value: oem1.inf | |||
(PID) Process: | (7360) drvinst.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Setup\PnpLockdownFiles\%SystemRoot%/System32/drivers/tap0901.sys |
Operation: | write | Name: | Owners |
Value: oem1.inf | |||
(PID) Process: | (7360) drvinst.exe | Key: | HKEY_LOCAL_MACHINE\DRIVERS\DriverDatabase\DriverPackages\oemvista.inf_amd64_662fd96dfdced4ae\Descriptors\tap0901 |
Operation: | write | Name: | Configuration |
Value: tap0901.ndi | |||
(PID) Process: | (7360) drvinst.exe | Key: | HKEY_LOCAL_MACHINE\DRIVERS\DriverDatabase\DriverPackages\oemvista.inf_amd64_662fd96dfdced4ae\Descriptors\tap0901 |
Operation: | write | Name: | Manufacturer |
Value: %provider% | |||
(PID) Process: | (7360) drvinst.exe | Key: | HKEY_LOCAL_MACHINE\DRIVERS\DriverDatabase\DriverPackages\oemvista.inf_amd64_662fd96dfdced4ae\Descriptors\tap0901 |
Operation: | write | Name: | Description |
Value: %devicedescription% | |||
(PID) Process: | (7360) drvinst.exe | Key: | HKEY_LOCAL_MACHINE\DRIVERS\DriverDatabase\DriverPackages\oemvista.inf_amd64_662fd96dfdced4ae\Configurations\tap0901.ndi |
Operation: | write | Name: | Service |
Value: tap0901 | |||
(PID) Process: | (7360) drvinst.exe | Key: | HKEY_LOCAL_MACHINE\DRIVERS\DriverDatabase\DriverPackages\oemvista.inf_amd64_662fd96dfdced4ae\Configurations\tap0901.ndi |
Operation: | write | Name: | ConfigScope |
Value: 5 |
PID | Process | Filename | Type | |
---|---|---|---|---|
7608 | letsvpn-3.12.1.exe | C:\Users\admin\AppData\Local\Temp\nsxBC4E.tmp\modern-header.bmp | image | |
MD5:5ACF495828FEAE7F85E006B7774AF497 | SHA256:6CFEBB59F0BA1B9F1E8D7AA6387F223A468EB2FF74A9ED3C3F4BB688C2B6455E | |||
7608 | letsvpn-3.12.1.exe | C:\Program Files (x86)\letsvpn\driver\tap0901.sys | executable | |
MD5:C10CCDEC5D7AF458E726A51BB3CDC732 | SHA256:589C5667B1602837205DA8EA8E92FE13F8C36048B293DF931C99B39641052253 | |||
7608 | letsvpn-3.12.1.exe | C:\Program Files (x86)\letsvpn\driver\tap0901.cat | binary | |
MD5:F73AC62E8DF97FAF3FC8D83E7F71BF3F | SHA256:CC74CDB88C198EB00AEF4CAA20BF1FDA9256917713A916E6B94435CD4DCB7F7B | |||
7608 | letsvpn-3.12.1.exe | C:\Users\admin\AppData\Local\Temp\nsxBC4E.tmp\System.dll | executable | |
MD5:192639861E3DC2DC5C08BB8F8C7260D5 | SHA256:23D618A0293C78CE00F7C6E6DD8B8923621DA7DD1F63A070163EF4C0EC3033D6 | |||
7608 | letsvpn-3.12.1.exe | C:\Users\admin\AppData\Local\Temp\nsxBC4E.tmp\modern-wizard.bmp | image | |
MD5:7F8E1969B0874C8FB9AB44FC36575380 | SHA256:076221B4527FF13C3E1557ABBBD48B0CB8E5F7D724C6B9171C6AADADB80561DD | |||
7608 | letsvpn-3.12.1.exe | C:\Program Files (x86)\letsvpn\app-3.12.1\DeltaCompressionDotNet.dll | executable | |
MD5:B6634DCB0B38617B4345A4346DA620C7 | SHA256:8A397246E984B4FD51A15C5E71BD217A92061F9AEC3CB6CFCB938834E9DD4B65 | |||
7608 | letsvpn-3.12.1.exe | C:\Program Files (x86)\letsvpn\app-3.12.1\Hardcodet.Wpf.TaskbarNotification.dll | executable | |
MD5:AAA8B3FA658B9620A798082968201334 | SHA256:891C29FCB32C28C74E050BFD7D31D0C4C5FB2ABC5B877A542E25CB7DAA530189 | |||
7608 | letsvpn-3.12.1.exe | C:\Program Files (x86)\letsvpn\app-3.12.1\LetsPRO.exe | executable | |
MD5:56162A01D3DE7CB90EB9A2222C6B8F24 | SHA256:A41077ED210D8D454D627D15663B7523C33E6F7386CD920A56FBCFBB0A37547D | |||
7608 | letsvpn-3.12.1.exe | C:\Program Files (x86)\letsvpn\app-3.12.1\DeltaCompressionDotNet.PatchApi.dll | executable | |
MD5:839E774D3E0B80A9C407A1269D66D11A | SHA256:ABB8794A52C85A16A4CAD28C99FEA73AE4730ED7B2F708EF58894CC1791217C9 | |||
7608 | letsvpn-3.12.1.exe | C:\Program Files (x86)\letsvpn\app-3.12.1\LetsGoogleAnalytics.dll | executable | |
MD5:1135A24F997D3C473BFD8105223B93F3 | SHA256:0A6F43AFEC08D3BD41DA246A0AE22EFC4FB48C1788AA7890BCAC68CC22D0F780 |
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
---|---|---|---|---|---|---|---|---|---|
7940 | backgroundTaskHost.exe | GET | — | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D | unknown | — | — | — |
6544 | svchost.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | — |
1280 | SIHClient.exe | GET | 200 | 23.209.214.100:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | — |
1280 | SIHClient.exe | GET | 200 | 23.209.214.100:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | unknown | — | — | whitelisted |
7940 | backgroundTaskHost.exe | GET | 200 | 184.30.131.245:80 | http://crl3.digicert.com/DigiCertGlobalRootG2.crl | unknown | — | — | — |
3884 | LetsPRO.exe | GET | 101 | 47.130.76.214:80 | http://ws-ap1.pusher.com/app/4fc436ef36f4026102d7?protocol=5&client=pusher-dotnet-client&version=1.1.2 | unknown | — | — | whitelisted |
3884 | LetsPRO.exe | GET | 200 | 151.101.194.133:80 | http://ocsp.globalsign.com/gsgccr45codesignca2020/ME0wSzBJMEcwRTAJBgUrDgMCGgUABBTLuA3ygnKW%2F7xuSx%2F09F%2BhHVuEUQQU2rONwCSQo2t30wygWd0hZ2R2C3gCDFxLOsCV0WoYXJJrOQ%3D%3D | unknown | — | — | — |
3884 | LetsPRO.exe | GET | 200 | 151.101.194.133:80 | http://ocsp.globalsign.com/codesigningrootr45/MFIwUDBOMEwwSjAJBgUrDgMCGgUABBQVFZP5vqhCrtRN5SWf40Rn6NM1IAQUHwC%2FRoAK%2FHg5t6W0Q9lWULvOljsCEQCBTkIXoSl%2F7VrM1Bf4ka11 | unknown | — | — | — |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
— | — | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | unknown |
— | — | 192.168.100.255:137 | — | — | — | unknown |
5496 | MoUsoCoreWorker.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | unknown |
5496 | MoUsoCoreWorker.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | unknown |
6544 | svchost.exe | 40.126.31.67:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6544 | svchost.exe | 2.23.77.188:80 | ocsp.digicert.com | AKAMAI-AS | DE | unknown |
3216 | svchost.exe | 20.198.162.78:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | SG | whitelisted |
2104 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | unknown |
7940 | backgroundTaskHost.exe | 20.31.169.57:443 | arc.msn.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | unknown |
Domain | IP | Reputation |
---|---|---|
google.com |
| unknown |
settings-win.data.microsoft.com |
| unknown |
login.live.com |
| unknown |
ocsp.digicert.com |
| unknown |
client.wns.windows.com |
| unknown |
arc.msn.com |
| unknown |
crl3.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| unknown |
www.microsoft.com |
| unknown |
fe3cr.delivery.mp.microsoft.com |
| unknown |
PID | Process | Class | Message |
---|---|---|---|
— | — | Not Suspicious Traffic | INFO [ANY.RUN] Websocket Upgrade Request |