| File name: | MasonClient.exe |
| Full analysis: | https://app.any.run/tasks/88bedbb5-fdf2-41de-8700-39fca073945a |
| 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: | April 25, 2025, 12:22:13 |
| 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: | BA7B51A5D5ED66EAA97AD9F4458D45A1 |
| SHA1: | 34BE6872511BC1487F8FE62BDFADA8667152BD47 |
| SHA256: | E4F4C6B0BBD126929CC30F866C19A4BA83805D2E2C0C585FB139B423FE19CD70 |
| SSDEEP: | 768:tQcs1Z84ZVs6yXpgck07XN7STOypG4zs/hFOgeM/6:fs1Z84ZVs6yX3kkN7SvGT3OLU6 |
MALICIOUS
XWORM has been detected (YARA)
- MasonClient.exe (PID: 7412)
XWORM has been detected (SURICATA)
- MasonClient.exe (PID: 7412)
SUSPICIOUS
There is functionality for taking screenshot (YARA)
- MasonClient.exe (PID: 7412)
Contacting a server suspected of hosting an CnC
- MasonClient.exe (PID: 7412)
Connects to unusual port
- MasonClient.exe (PID: 7412)
INFO
Reads Environment values
- MasonClient.exe (PID: 7412)
Reads the machine GUID from the registry
- MasonClient.exe (PID: 7412)
Checks proxy server information
- MasonClient.exe (PID: 7412)
- slui.exe (PID: 7912)
Reads the computer name
- MasonClient.exe (PID: 7412)
Checks supported languages
- MasonClient.exe (PID: 7412)
Disables trace logs
- MasonClient.exe (PID: 7412)
Reads the software policy settings
- MasonClient.exe (PID: 7412)
- slui.exe (PID: 7912)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
XWorm
(PID) Process(7412) MasonClient.exe
C2127.0.0.1:58099
Keys
AES<123456789>
Options
Splitter<Neptune>
USB drop nameUSB.exe
MutexMG42lAWH3Tg8zES0
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: | 2025:04:25 01:36:42+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 39936 |
| InitializedDataSize: | 2048 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xba4e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| FileDescription: | |
| FileVersion: | 1.0.0.0 |
| InternalName: | MasonClient.exe |
| LegalCopyright: | |
| OriginalFileName: | MasonClient.exe |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Total processes
123
Monitored processes
3
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2196 | C:\WINDOWS\system32\svchost.exe -k NetworkService -p -s Dnscache | C:\Windows\System32\svchost.exe | services.exe | ||||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: Host Process for Windows Services Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7412 | "C:\Users\admin\Desktop\MasonClient.exe" | C:\Users\admin\Desktop\MasonClient.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Version: 1.0.0.0 Modules
XWorm(PID) Process(7412) MasonClient.exe C2127.0.0.1:58099 Keys AES<123456789> Options Splitter<Neptune> USB drop nameUSB.exe MutexMG42lAWH3Tg8zES0 | |||||||||||||||
| 7912 | 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 Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
7 019
Read events
7 005
Write events
14
Delete events
0
Modification events
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASMANCS |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (7412) MasonClient.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\MasonClient_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0
Dropped files
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
24
TCP/UDP connections
49
DNS requests
15
Threats
3
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 304 | 4.175.87.197:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
7756 | SIHClient.exe | GET | 200 | 2.19.11.105:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
7756 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20Update%20Signing%20CA%202.1.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 40.69.42.241:443 | https://fe3cr.delivery.mp.microsoft.com/clientwebservice/ping | unknown | — | — | — |
7756 | SIHClient.exe | GET | 200 | 2.19.11.105:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl | unknown | — | — | whitelisted |
7756 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20Update%20Signing%20CA%202.2.crl | unknown | — | — | whitelisted |
7756 | SIHClient.exe | GET | 200 | 2.19.11.105:80 | http://crl.microsoft.com/pki/crl/products/MicTimStaPCA_2010-07-01.crl | unknown | — | — | whitelisted |
7756 | SIHClient.exe | GET | 200 | 95.101.149.131:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Signing%20CA%202.2.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 4.175.87.197:443 | https://slscr.update.microsoft.com/sls/ping | unknown | — | — | — |
— | — | GET | 304 | 4.175.87.197:443 | https://slscr.update.microsoft.com/SLS/%7B522D76A4-93E1-47F8-B8CE-07C937AD1A1E%7D/x64/10.0.19045.4046/0?CH=686&L=en-US&P=&PT=0x30&WUA=10.0.19041.3996&MK=DELL&MD=DELL | unknown | — | — | — |
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 |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
3216 | svchost.exe | 172.211.123.248:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
7412 | MasonClient.exe | 185.199.109.133:443 | raw.githubusercontent.com | FASTLY | US | whitelisted |
7412 | MasonClient.exe | 176.97.210.4:505 | abolhb.com | Tube-Hosting | DE | malicious |
7756 | SIHClient.exe | 4.175.87.197:443 | slscr.update.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
7756 | SIHClient.exe | 2.19.11.105:80 | crl.microsoft.com | Elisa Oyj | NL | whitelisted |
7756 | SIHClient.exe | 95.101.149.131:80 | www.microsoft.com | Akamai International B.V. | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
raw.githubusercontent.com |
| whitelisted |
abolhb.com |
| malicious |
slscr.update.microsoft.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2196 | svchost.exe | Not Suspicious Traffic | INFO [ANY.RUN] Attempting to access raw user content on GitHub |
7412 | MasonClient.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm Network Packet |
7412 | MasonClient.exe | Malware Command and Control Activity Detected | REMOTE [ANY.RUN] Xworm Network Packet |