| File name: | 2025-04-29_3af4271f75b3acffd784806e3f020f41_black-basta_cobalt-strike_mespinoza_ryuk_satacom |
| Full analysis: | https://app.any.run/tasks/e20dd496-404c-47c3-883b-2f39c1984d32 |
| 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 29, 2025, 03:05:45 |
| 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, 12 sections |
| MD5: | 3AF4271F75B3ACFFD784806E3F020F41 |
| SHA1: | 38911BDDC543B494FB3544FE6A70ADC06A573846 |
| SHA256: | 5604EE52422E065DA964B1F377A8618FCAF6D6133C8D3E02E5B07B1056FAE41E |
| SSDEEP: | 49152:zFvdiyNcrDo+2GnuR/NlSDFecbSAGYSFcjCs2YvCjkUGUfYY9txfmSxnKyqd8o+n:ZFiyNcrDYG0l6FeOCs2hk6fD9zjcZd |
MALICIOUS
LUMMA mutex has been found
- MSBuild.exe (PID: 2088)
Actions looks like stealing of personal data
- MSBuild.exe (PID: 2088)
LUMMA has been detected (YARA)
- MSBuild.exe (PID: 2088)
SUSPICIOUS
Starts a Microsoft application from unusual location
- 2025-04-29_3af4271f75b3acffd784806e3f020f41_black-basta_cobalt-strike_mespinoza_ryuk_satacom.exe (PID: 7036)
Process drops legitimate windows executable
- 2025-04-29_3af4271f75b3acffd784806e3f020f41_black-basta_cobalt-strike_mespinoza_ryuk_satacom.exe (PID: 7036)
There is functionality for taking screenshot (YARA)
- MSBuild.exe (PID: 2088)
Searches for installed software
- MSBuild.exe (PID: 2088)
INFO
The sample compiled with english language support
- 2025-04-29_3af4271f75b3acffd784806e3f020f41_black-basta_cobalt-strike_mespinoza_ryuk_satacom.exe (PID: 7036)
Checks supported languages
- 2025-04-29_3af4271f75b3acffd784806e3f020f41_black-basta_cobalt-strike_mespinoza_ryuk_satacom.exe (PID: 7036)
- MSBuild.exe (PID: 2088)
Reads the computer name
- MSBuild.exe (PID: 2088)
Reads the software policy settings
- MSBuild.exe (PID: 2088)
- slui.exe (PID: 4696)
Reads the machine GUID from the registry
- MSBuild.exe (PID: 2088)
Checks proxy server information
- slui.exe (PID: 4696)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic Win/DOS Executable (50) |
|---|---|---|
| .exe | | | DOS Executable Generic (49.9) |
EXIF
EXE
| MachineType: | AMD AMD64 |
|---|---|
| TimeStamp: | 2025:04:28 16:26:11+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 14 |
| CodeSize: | 892416 |
| InitializedDataSize: | 92160 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xb9d58 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 12.0.19041.1 |
| ProductVersionNumber: | 12.0.19041.1 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Windows NT 32-bit |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| CompanyName: | Microsoft Corporation |
| FileDescription: | Microsoft Windows Media Player Setup Utility |
| FileVersion: | 12.0.19041.1 (WinBuild.160101.0800) |
| InternalName: | unregmp2.exe |
| LegalCopyright: | © Microsoft Corporation. All rights reserved. |
| OriginalFileName: | unregmp2.exe |
| ProductName: | Microsoft® Windows® Operating System |
| ProductVersion: | 12.0.19041.1 |
Total processes
129
Monitored processes
3
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2088 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | 2025-04-29_3af4271f75b3acffd784806e3f020f41_black-basta_cobalt-strike_mespinoza_ryuk_satacom.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: MSBuild.exe Exit code: 0 Version: 4.8.9037.0 built by: NET481REL1 Modules
| |||||||||||||||
| 4696 | 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
| |||||||||||||||
| 7036 | "C:\Users\admin\Desktop\2025-04-29_3af4271f75b3acffd784806e3f020f41_black-basta_cobalt-strike_mespinoza_ryuk_satacom.exe" | C:\Users\admin\Desktop\2025-04-29_3af4271f75b3acffd784806e3f020f41_black-basta_cobalt-strike_mespinoza_ryuk_satacom.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Windows Media Player Setup Utility Exit code: 0 Version: 12.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
Total events
6 804
Read events
6 804
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
43
TCP/UDP connections
60
DNS requests
22
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
2104 | svchost.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
2104 | svchost.exe | GET | 200 | 23.216.77.6:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
— | — | GET | 304 | 172.202.163.200:443 | 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 | — | — | — |
— | — | GET | 200 | 172.202.163.200:443 | 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 | — | — | — |
5556 | SIHClient.exe | GET | 200 | 23.216.77.28:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl | unknown | — | — | whitelisted |
— | — | POST | 200 | 104.21.51.105:443 | https://btcgeared.live/lbak | unknown | binary | 32.7 Kb | unknown |
— | — | POST | 400 | 20.190.159.131:443 | https://login.live.com/ppsecure/deviceaddcredential.srf | unknown | text | 203 b | whitelisted |
— | — | POST | 200 | 172.67.179.10:443 | https://btcgeared.live/lbak | unknown | binary | 69 b | unknown |
— | — | POST | 400 | 20.190.160.131:443 | https://login.live.com/ppsecure/deviceaddcredential.srf | unknown | text | 203 b | whitelisted |
— | — | POST | 400 | 20.190.160.14:443 | https://login.live.com/ppsecure/deviceaddcredential.srf | unknown | text | 203 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 |
|---|---|---|---|---|---|---|
— | — | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2104 | svchost.exe | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
2104 | svchost.exe | 23.216.77.6:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
2104 | svchost.exe | 23.35.229.160:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
3216 | svchost.exe | 172.211.123.249:443 | client.wns.windows.com | MICROSOFT-CORP-MSN-AS-BLOCK | FR | whitelisted |
6544 | svchost.exe | 40.126.31.3:443 | login.live.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2088 | MSBuild.exe | 172.67.179.10:443 | btcgeared.live | CLOUDFLARENET | US | unknown |
2104 | svchost.exe | 51.124.78.146:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | NL | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
client.wns.windows.com |
| whitelisted |
login.live.com |
| whitelisted |
btcgeared.live |
| unknown |
settings-win.data.microsoft.com |
| whitelisted |
slscr.update.microsoft.com |
| whitelisted |
itsrevolutionmagnus.xyz |
| unknown |
fe3cr.delivery.mp.microsoft.com |
| whitelisted |