| File name: | 2025-05-16_c31cdc570c486b7d59a44e17c5b4c070_black-basta_cobalt-strike_ryuk_satacom |
| Full analysis: | https://app.any.run/tasks/cc8f464d-751a-46d0-9bb4-f62398ac71bd |
| 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 16, 2025, 03:39:00 |
| 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: | C31CDC570C486B7D59A44E17C5B4C070 |
| SHA1: | 1DD9DDCC99101BB65CFB53B8103F092C777503A9 |
| SHA256: | 3444D5FC3F9EFE246C67B192305358B1937231820F8BFEBAEFC647372837EBCA |
| SSDEEP: | 49152:ESZQqnIi1cSHmuWZ8x0d9sDdFe1wtHGLiMUuzXM7amJ7Ub7yd9sDdFe1wtHGLiME:ESZWiD68xAsDdHtH5hKXMVJvsDdHtH5T |
MALICIOUS
LUMMA mutex has been found
- MSBuild.exe (PID: 5772)
SUSPICIOUS
Executes application which crashes
- 2025-05-16_c31cdc570c486b7d59a44e17c5b4c070_black-basta_cobalt-strike_ryuk_satacom.exe (PID: 5640)
Process communicates with Telegram (possibly using it as an attacker's C2 server)
- MSBuild.exe (PID: 5772)
Searches for installed software
- MSBuild.exe (PID: 5772)
INFO
Checks supported languages
- 2025-05-16_c31cdc570c486b7d59a44e17c5b4c070_black-basta_cobalt-strike_ryuk_satacom.exe (PID: 5640)
- MSBuild.exe (PID: 5772)
Reads the machine GUID from the registry
- MSBuild.exe (PID: 5772)
Reads the software policy settings
- MSBuild.exe (PID: 5772)
- slui.exe (PID: 6456)
Creates files or folders in the user directory
- WerFault.exe (PID: 1628)
Reads the computer name
- MSBuild.exe (PID: 5772)
Checks proxy server information
- slui.exe (PID: 6456)
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
4
Malicious processes
1
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1628 | C:\WINDOWS\system32\WerFault.exe -u -p 5640 -s 236 | C:\Windows\System32\WerFault.exe | — | 2025-05-16_c31cdc570c486b7d59a44e17c5b4c070_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
| |||||||||||||||
| 5640 | "C:\Users\admin\Desktop\2025-05-16_c31cdc570c486b7d59a44e17c5b4c070_black-basta_cobalt-strike_ryuk_satacom.exe" | C:\Users\admin\Desktop\2025-05-16_c31cdc570c486b7d59a44e17c5b4c070_black-basta_cobalt-strike_ryuk_satacom.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 3221225477 Modules
| |||||||||||||||
| 5772 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | 2025-05-16_c31cdc570c486b7d59a44e17c5b4c070_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
| |||||||||||||||
| 6456 | 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
8 521
Read events
8 521
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 | |
|---|---|---|---|---|
| 1628 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_2025-05-16_c31cd_8ba4a836f85ce659dc442e2d5f916b2ac86e8f9_59049791_db528a9e-88e0-422d-93f5-7816a1163a10\Report.wer | — | |
MD5:— | SHA256:— | |||
| 1628 | WerFault.exe | C:\Users\admin\AppData\Local\CrashDumps\2025-05-16_c31cdc570c486b7d59a44e17c5b4c070_black-basta_cobalt-strike_ryuk_satacom.exe.5640.dmp | binary | |
MD5:0A5D146C856CF496D9792CC01072CB4A | SHA256:34234E1843D45159A74C8B88A989235BCF611CC8A6A7B9770C418662555C472D | |||
| 1628 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERD478.tmp.dmp | binary | |
MD5:67BF15D9E426500CF17B858272CB6686 | SHA256:18870F92202E559FA59F9D3A58D1F0330E1DAA4E3CF8A56C3A11E727871A24E9 | |||
| 1628 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERD4F7.tmp.xml | xml | |
MD5:AF2605D78C4EF2A047205F280665D129 | SHA256:CBB1DEFE9674118885F12FA0CD8DFE9C0205C31A894778E021522D631B824DDF | |||
| 1628 | WerFault.exe | C:\ProgramData\Microsoft\Windows\WER\Temp\WERD4D7.tmp.WERInternalMetadata.xml | binary | |
MD5:A807E651EBEBACB9568BB3C3AECB5F76 | SHA256:550BE5D2394B5CEF15EBE1A5E2536CD823C279D6257D65F02323AC3CC905930F | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
27
DNS requests
9
Threats
1
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
6456 | RUXIMICS.exe | GET | 200 | 23.216.77.6:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | unknown | — | — | whitelisted |
6456 | RUXIMICS.exe | GET | 200 | 23.35.229.160:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.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 |
|---|---|---|---|---|---|---|
6456 | RUXIMICS.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 |
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
6456 | RUXIMICS.exe | 23.216.77.6:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
6456 | RUXIMICS.exe | 23.35.229.160:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
5772 | MSBuild.exe | 149.154.167.99:443 | t.me | Telegram Messenger Inc | GB | whitelisted |
5772 | MSBuild.exe | 104.21.80.1:443 | racxilb.digital | CLOUDFLARENET | — | unknown |
4200 | slui.exe | 20.83.72.98:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
6456 | 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 |
t.me |
| whitelisted |
racxilb.digital |
| unknown |
activation-v2.sls.microsoft.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
5772 | MSBuild.exe | Misc activity | ET INFO Observed Telegram Domain (t .me in TLS SNI) |