| File name: | 2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_ryuk_satacom |
| Full analysis: | https://app.any.run/tasks/d6fd2fc5-6037-4ae5-a60d-d9944c9dd10b |
| 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: | May 18, 2025, 05:01:49 |
| 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, 9 sections |
| MD5: | 8C7FBD88C6968B304F14D65D67ED088E |
| SHA1: | 1C6733A67ABE49E7E8F14D81CA8F9BE1A972B21E |
| SHA256: | 8F0718082010E7697AC80FF65C6A2779426C20609D912A4025201487A5CF3794 |
| SSDEEP: | 49152:RSZQqnIi1cSHmuWZ8xpP2lpTD7RJ6E80GYcGGReb6yn6A50uZ13yJ4P2lpTD7RJO:RSZWiD68xdSpXFJJVGYcG1+yn6A57Z1L |
MALICIOUS
Executing a file with an untrusted certificate
- 2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_ryuk_satacom.exe (PID: 7148)
LUMMA has been detected (SURICATA)
- svchost.exe (PID: 2196)
- MSBuild.exe (PID: 6540)
Connects to the CnC server
- svchost.exe (PID: 2196)
LUMMA mutex has been found
- MSBuild.exe (PID: 6540)
SUSPICIOUS
Executes application which crashes
- 2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_ryuk_satacom.exe (PID: 7148)
Contacting a server suspected of hosting an CnC
- svchost.exe (PID: 2196)
- MSBuild.exe (PID: 6540)
Searches for installed software
- MSBuild.exe (PID: 6540)
INFO
Reads the computer name
- MSBuild.exe (PID: 6540)
Checks supported languages
- MSBuild.exe (PID: 6540)
- 2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_ryuk_satacom.exe (PID: 7148)
Reads the software policy settings
- MSBuild.exe (PID: 6540)
- slui.exe (PID: 2268)
Reads the machine GUID from the registry
- MSBuild.exe (PID: 6540)
Creates files or folders in the user directory
- WerFault.exe (PID: 1452)
Checks proxy server information
- slui.exe (PID: 2268)
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: | 2025:05:14 17:59:14+00:00 |
| ImageFileCharacteristics: | Executable, Large address aware |
| PEType: | PE32+ |
| LinkerVersion: | 14 |
| CodeSize: | 222720 |
| InitializedDataSize: | 68096 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x21538 |
| OSVersion: | 6 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows GUI |
Total processes
129
Monitored processes
6
Malicious processes
3
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1452 | C:\WINDOWS\system32\WerFault.exe -u -p 7148 -s 232 | C:\Windows\System32\WerFault.exe | — | 2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_ryuk_satacom.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Problem Reporting 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
| |||||||||||||||
| 2268 | 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
| |||||||||||||||
| 2320 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | — | 2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_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
| |||||||||||||||
| 6540 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | 2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_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
| |||||||||||||||
| 7148 | "C:\Users\admin\Desktop\2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_ryuk_satacom.exe" | C:\Users\admin\Desktop\2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_ryuk_satacom.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 3221225477 Modules
| |||||||||||||||
Total events
8 519
Read events
8 519
Write events
0
Delete events
0
Modification events
Executable files
0
Suspicious files
3
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1452 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_2025-05-18_8c7fb_bcb316abc4e2d6d152843f9dda5afa97f203768_a0f2235d_a05b6138-d36a-4af0-a0a0-0d0f0a6eb236\Report.wer | — | |
MD5:— | SHA256:— | |||
| 1452 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERF204.tmp.WERInternalMetadata.xml | binary | |
MD5:6A7BDCC1C86CB2DA57A698203EAC0765 | SHA256:D08B63F703C2997DDE8B05F6CA5A690AF5F6690CDD745682F855992184A100AD | |||
| 1452 | WerFault.exe | C:\Users\admin\AppData\Local\CrashDumps\2025-05-18_8c7fbd88c6968b304f14d65d67ed088e_black-basta_cobalt-strike_ryuk_satacom.exe.7148.dmp | binary | |
MD5:FCCF72E88E4B779035E64E7C466C8B45 | SHA256:6428587E8D26FEE02CDF11285C7DC750A50AE480AC139BDD4F7DEB4FC1F83255 | |||
| 1452 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERF186.tmp.dmp | binary | |
MD5:23B533D1D2584226F34EB6C44258FFDC | SHA256:D8A47C3A8C0427F4B3686BFB0739D7083726653080C5E4A1F852C58AB25EA631 | |||
| 1452 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERF224.tmp.xml | xml | |
MD5:84B502C2A82E6A3752800F5B4E691FD6 | SHA256:FE80EB189D8F8567E09448CC0404445FA0D5B1EA919CAE691AF4E9A1C51A805A | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
26
DNS requests
7
Threats
7
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 | 2.19.11.105:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.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 | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 51.104.136.2:443 | 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 |
— | — | 2.19.11.105:80 | crl.microsoft.com | Elisa Oyj | NL | whitelisted |
— | — | 2.23.246.101:80 | www.microsoft.com | Ooredoo Q.S.C. | QA | whitelisted |
6540 | MSBuild.exe | 104.21.96.1:443 | cornerdurv.top | CLOUDFLARENET | — | unknown |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
4040 | slui.exe | 40.91.76.224:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
2268 | slui.exe | 40.91.76.224:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
cornerdurv.top |
| unknown |
activation-v2.sls.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2196 | svchost.exe | Potentially Bad Traffic | ET DNS Query to a *.top domain - Likely Hostile |
6540 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (cornerdurv .top) in TLS SNI |
2196 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Win32/Lumma Stealer Related CnC Domain in DNS Lookup (cornerdurv .top) |
— | — | Potentially Bad Traffic | ET INFO HTTP Request to a *.top domain |
6540 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (cornerdurv .top) in TLS SNI |
6540 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (cornerdurv .top) in TLS SNI |
6540 | MSBuild.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Win32/Lumma Stealer Related Domain (cornerdurv .top) in TLS SNI |