| File name: | KRNL.exe |
| Full analysis: | https://app.any.run/tasks/2a459f2b-4cfe-4923-b160-491a86cb42ea |
| Verdict: | Malicious activity |
| Threats: | Lumma is an information stealer, developed using the C programming language. It is offered for sale as a malware-as-a-service, with several plans available. It usually targets cryptocurrency wallets, login credentials, and other sensitive information on a compromised system. The malicious software regularly gets updates that improve and expand its functionality, making it a serious stealer threat. |
| Analysis date: | April 12, 2025, 06:58:27 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32+ executable (GUI) x86-64, for MS Windows, 13 sections |
| MD5: | 6342FC6D0CF20BCE8AA903A8CE8AF369 |
| SHA1: | D98A550EDA9E62982BC8733C85DC70CB5BB66D30 |
| SHA256: | A1B3164E0327A2EE19171DEBC62D31C5665F81923589E6424CEA08A801D1DF48 |
| SSDEEP: | 49152:Afva2IZoCdTbGxvb3S4CmoOSDS8QLQq9bKgo31nqoD9KOibue4luJxyFQloVQLQL:2vagCExvBxLQoJolqgl+ue04yFQDLQol |
MALICIOUS
LUMMA has been detected (SURICATA)
- svchost.exe (PID: 2196)
- MSBuild.exe (PID: 6816)
Connects to the CnC server
- svchost.exe (PID: 2196)
Actions looks like stealing of personal data
- MSBuild.exe (PID: 6816)
LUMMA mutex has been found
- MSBuild.exe (PID: 6816)
Steals credentials from Web Browsers
- MSBuild.exe (PID: 6816)
LUMMA has been detected (YARA)
- MSBuild.exe (PID: 6816)
SUSPICIOUS
Process drops legitimate windows executable
- KRNL.exe (PID: 1812)
Starts a Microsoft application from unusual location
- KRNL.exe (PID: 1812)
Contacting a server suspected of hosting an CnC
- svchost.exe (PID: 2196)
- MSBuild.exe (PID: 6816)
There is functionality for taking screenshot (YARA)
- MSBuild.exe (PID: 6816)
Searches for installed software
- MSBuild.exe (PID: 6816)
INFO
The sample compiled with english language support
- KRNL.exe (PID: 1812)
Checks supported languages
- KRNL.exe (PID: 1812)
- MSBuild.exe (PID: 6816)
Reads the computer name
- MSBuild.exe (PID: 6816)
Reads the machine GUID from the registry
- MSBuild.exe (PID: 6816)
Reads the software policy settings
- MSBuild.exe (PID: 6816)
- slui.exe (PID: 5384)
Checks proxy server information
- slui.exe (PID: 5384)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Lumma
(PID) Process(6816) MSBuild.exe
C2 (9)changeaie.top/geps
easyupgw.live/eosz
soursopsf.run/gsoiao
xcelmodo.run/nahd
zestmodp.top/zeda
clarmodq.top/qoxo
liftally.top/xasj
salaccgfa.top/gsooz
upmodini.digital/gokk
TRiD
| .exe | | | Generic Win/DOS Executable (50) |
|---|---|---|
| .exe | | | DOS Executable Generic (49.9) |
EXIF
EXE
| MachineType: | AMD AMD64 |
|---|---|
| TimeStamp: | 2025:04:10 13:45:36+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 14 |
| CodeSize: | 439296 |
| InitializedDataSize: | 82432 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x56fd0 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 10.0.19041.1 |
| ProductVersionNumber: | 10.0.19041.1 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | Microsoft Corporation |
| FileDescription: | Microsoft® HTML Help Executable |
| FileVersion: | 10.0.19041.1 (WinBuild.160101.0800) |
| InternalName: | HH 1.41 |
| LegalCopyright: | © Microsoft Corporation. All rights reserved. |
| OriginalFileName: | HH.exe |
| ProductName: | HTML Help |
| ProductVersion: | 10.0.19041.1 |
Total processes
129
Monitored processes
4
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1812 | "C:\Users\admin\Desktop\KRNL.exe" | C:\Users\admin\Desktop\KRNL.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft® HTML Help Executable Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 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
| |||||||||||||||
| 5384 | 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
| |||||||||||||||
| 6816 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | KRNL.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: MSBuild.exe Version: 4.8.9037.0 built by: NET481REL1 Modules
Lumma(PID) Process(6816) MSBuild.exe C2 (9)changeaie.top/geps easyupgw.live/eosz soursopsf.run/gsoiao xcelmodo.run/nahd zestmodp.top/zeda clarmodq.top/qoxo liftally.top/xasj salaccgfa.top/gsooz upmodini.digital/gokk | |||||||||||||||
Total events
6 782
Read events
6 782
Write events
0
Delete events
0
Modification events
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
38
TCP/UDP connections
54
DNS requests
18
Threats
10
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2104 | svchost.exe | GET | 200 | 2.18.121.147:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | GET | 304 | 4.245.163.56:443 | 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 | — | — | — |
6044 | SIHClient.exe | GET | 200 | 104.85.1.163:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20Update%20Signing%20CA%202.1.crl | unknown | — | — | whitelisted |
6044 | SIHClient.exe | GET | 200 | 2.18.121.147:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl | unknown | — | — | whitelisted |
6044 | SIHClient.exe | GET | 200 | 2.18.121.147:80 | http://crl.microsoft.com/pki/crl/products/MicTimStaPCA_2010-07-01.crl | unknown | — | — | whitelisted |
6044 | SIHClient.exe | GET | 200 | 104.85.1.163:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | unknown | — | — | whitelisted |
6044 | SIHClient.exe | GET | 200 | 104.85.1.163:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Signing%20CA%202.1.crl | unknown | — | — | whitelisted |
6044 | SIHClient.exe | GET | 200 | 104.85.1.163:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20Update%20Signing%20CA%202.2.crl | unknown | — | — | whitelisted |
— | — | GET | 200 | 20.3.187.198:443 | https://fe3cr.delivery.mp.microsoft.com/clientwebservice/ping | unknown | — | — | — |
6044 | SIHClient.exe | GET | 200 | 104.85.1.163:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Signing%20CA%202.2.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 |
2104 | svchost.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
1852 | RUXIMICS.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
— | — | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
3216 | svchost.exe | 172.211.123.248:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
2104 | svchost.exe | 2.18.121.147:80 | crl.microsoft.com | AKAMAI-AS | FR | whitelisted |
6544 | svchost.exe | 40.126.31.3:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
6816 | MSBuild.exe | 172.67.205.184:443 | clarmodq.top | CLOUDFLARENET | US | malicious |
2104 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
login.live.com |
| whitelisted |
clarmodq.top |
| malicious |
slscr.update.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |
activation-v2.sls.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
— | — | Potentially Bad Traffic | ET INFO HTTP Request to a *.top domain |
2196 | svchost.exe | Potentially Bad Traffic | ET DNS Query to a *.top domain - Likely Hostile |
6816 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (clarmodq .top in TLS SNI) |
2196 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Win32/Lumma Stealer Related CnC Domain in DNS Lookup (clarmodq .top) |
6816 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (clarmodq .top in TLS SNI) |
6816 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (clarmodq .top in TLS SNI) |
— | — | Potentially Bad Traffic | ET INFO HTTP Request to a *.top domain |
6816 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (clarmodq .top in TLS SNI) |
6816 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (clarmodq .top in TLS SNI) |
6816 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (clarmodq .top in TLS SNI) |