| File name: | spoolsv.exe |
| Full analysis: | https://app.any.run/tasks/9685279e-ba7d-4860-8cd9-ad2deb5a1834 |
| 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: | May 21, 2025, 23:02:49 |
| 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: | F26E8DD20167318C01E457587C669272 |
| SHA1: | E307482EFA0081715E2BEEF6E39C3168D435127D |
| SHA256: | F0C7AEA14314461404A92675B72C59F4C0F8C7948B0EB4ED56CA2DF302160696 |
| SSDEEP: | 1536:VtKDNeyctbOmgJP32rVtbg6DYmbOH1wI164GpJGOYRhwS6J:luJPAVtbg6DPSVzLGpJGOYRhO |
MALICIOUS
XWORM has been detected (YARA)
- spoolsv.exe (PID: 2136)
SUSPICIOUS
Connects to unusual port
- spoolsv.exe (PID: 2136)
Executable content was dropped or overwritten
- spoolsv.exe (PID: 2136)
The process executes via Task Scheduler
- spoolsv.exe (PID: 4008)
Starts a Microsoft application from unusual location
- spoolsv.exe (PID: 2136)
Process drops legitimate windows executable
- spoolsv.exe (PID: 2136)
INFO
Reads the machine GUID from the registry
- spoolsv.exe (PID: 4008)
Reads the software policy settings
- slui.exe (PID: 6480)
Checks supported languages
- spoolsv.exe (PID: 4008)
Reads the computer name
- spoolsv.exe (PID: 4008)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
XWorm
(PID) Process(2136) spoolsv.exe
C269.10.45.181:7000
Keys
AES<123456789>
Options
Splitter<Xwormmm>
Sleep time3
USB drop nameXWorm V5.6
MutexwIVVAqD9fkfRMTNL
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: | 2024:08:02 08:30:29+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 69120 |
| InitializedDataSize: | 2560 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x12d9e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 6.2.20348.825 |
| ProductVersionNumber: | 6.2.20348.825 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| CompanyName: | Microsoft Corporation |
| FileDescription: | Spooler SubSystem App |
| FileVersion: | 6.2.20348.825 |
| InternalName: | spoolsv.exe |
| LegalCopyright: | © Microsoft Corporation. All rights reserved. |
| OriginalFileName: | spoolsv.exe |
| ProductName: | Microsoft® Windows® Operating System |
| ProductVersion: | 6.2.20348.825 |
| AssemblyVersion: | 6.2.20348.825 |
Total processes
134
Monitored processes
5
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2136 | "C:\Users\admin\AppData\Local\Temp\spoolsv.exe" | C:\Users\admin\AppData\Local\Temp\spoolsv.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Spooler SubSystem App Version: 6.2.20348.825 Modules
XWorm(PID) Process(2136) spoolsv.exe C269.10.45.181:7000 Keys AES<123456789> Options Splitter<Xwormmm> Sleep time3 USB drop nameXWorm V5.6 MutexwIVVAqD9fkfRMTNL | |||||||||||||||
| 2504 | C:\WINDOWS\system32\SppExtComObj.exe -Embedding | C:\Windows\System32\SppExtComObj.Exe | — | svchost.exe | |||||||||||
User: NETWORK SERVICE Company: Microsoft Corporation Integrity Level: SYSTEM Description: KMS Connection Broker Version: 10.0.19041.3996 (WinBuild.160101.0800) | |||||||||||||||
| 4008 | "C:\Users\admin\AppData\Roaming\spoolsv.exe" | C:\Users\admin\AppData\Roaming\spoolsv.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Spooler SubSystem App Exit code: 0 Version: 6.2.20348.825 Modules
| |||||||||||||||
| 5720 | 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
| |||||||||||||||
| 6480 | "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=TimerEvent | C:\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
| |||||||||||||||
Total events
683
Read events
683
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
1
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2136 | spoolsv.exe | C:\Users\admin\AppData\Roaming\spoolsv.exe | executable | |
MD5:F26E8DD20167318C01E457587C669272 | SHA256:F0C7AEA14314461404A92675B72C59F4C0F8C7948B0EB4ED56CA2DF302160696 | |||
| 2136 | spoolsv.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\spoolsv.lnk | binary | |
MD5:C5CEF0B64CEBFCBE55734FE2104E279F | SHA256:C5818D350EF7440476F771123F6CC22625089DC99182DC7F238C2DC47A7DA8E4 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
24
DNS requests
17
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 2.23.246.101:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 2.16.241.19:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
3332 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
6544 | svchost.exe | GET | 200 | 2.23.77.188:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | unknown | — | — | whitelisted |
3332 | SIHClient.exe | GET | 200 | 23.35.229.160:80 | 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 |
|---|---|---|---|---|---|---|
— | — | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 2.16.241.19:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
— | — | 2.23.246.101:80 | www.microsoft.com | Ooredoo Q.S.C. | QA | whitelisted |
— | — | 172.211.123.250:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 20.190.160.64:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
6544 | svchost.exe | 2.23.77.188:80 | ocsp.digicert.com | AKAMAI-AS | DE | whitelisted |
2136 | spoolsv.exe | 69.10.45.181:7000 | — | IS-AS-1 | US | unknown |
2104 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
ocsp.digicert.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |