| File name: | NETCrypt.exe |
| Full analysis: | https://app.any.run/tasks/e4c295e7-45f3-47c4-88aa-e31c61771d18 |
| 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: | September 14, 2024, 18:35:08 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | A910FCE1E0740103D03B012BE583CCCB |
| SHA1: | F1623B626CA3658289801BC482B141C7BF14CFA5 |
| SHA256: | 66F3A6FCF27CCD08C29042A254AB3AE5310C4BD919E4488EAC7F7364F560A0E4 |
| SSDEEP: | 6144:afqHE5ww/f3LIU6OhlKxCvVUkgFbg82Aubmzo/NY43oYCx1uxQL8zzcts0EFB:8KL6f8U6OhEpkQM82p/r6/yzctdEFB |
MALICIOUS
LUMMA has been detected (SURICATA)
- svchost.exe (PID: 2256)
Connects to the CnC server
- svchost.exe (PID: 2256)
SUSPICIOUS
Contacting a server suspected of hosting an CnC
- svchost.exe (PID: 2256)
INFO
Checks supported languages
- RegAsm.exe (PID: 488)
- NETCrypt.exe (PID: 5624)
Reads the computer name
- NETCrypt.exe (PID: 5624)
- RegAsm.exe (PID: 488)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (82.9) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (7.4) |
| .exe | | | Win32 Executable (generic) (5.1) |
| .exe | | | Generic Win/DOS Executable (2.2) |
| .exe | | | DOS Executable Generic (2.2) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2024:05:06 13:39:22+00:00 |
| ImageFileCharacteristics: | Executable, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 344576 |
| InitializedDataSize: | 2048 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x561de |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 6 |
| Subsystem: | Windows command line |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| FileDescription: | NETCrypt |
| FileVersion: | 1.0.0.0 |
| InternalName: | NETCrypt.exe |
| LegalCopyright: | Copyright © 2024 |
| OriginalFileName: | NETCrypt.exe |
| ProductName: | NETCrypt |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Total processes
124
Monitored processes
4
Malicious processes
1
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 488 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | — | NETCrypt.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Exit code: 0 Version: 4.8.9037.0 built by: NET481REL1 Modules
| |||||||||||||||
| 2256 | 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
| |||||||||||||||
| 3244 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | NETCrypt.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 5624 | "C:\Users\admin\Desktop\NETCrypt.exe" | C:\Users\admin\Desktop\NETCrypt.exe | — | explorer.exe | |||||||||||
User: admin Integrity Level: MEDIUM Description: NETCrypt Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
Total events
469
Read events
469
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
3
TCP/UDP connections
18
DNS requests
13
Threats
10
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
6424 | RUXIMICS.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
5796 | svchost.exe | GET | 200 | 88.221.169.152:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | unknown | — | — | whitelisted |
2120 | MoUsoCoreWorker.exe | GET | 200 | 88.221.169.152:80 | 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 |
|---|---|---|---|---|---|---|
5796 | svchost.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
6424 | RUXIMICS.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
2120 | MoUsoCoreWorker.exe | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
5796 | svchost.exe | 88.221.169.152:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
6424 | RUXIMICS.exe | 88.221.169.152:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
2120 | MoUsoCoreWorker.exe | 88.221.169.152:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
2120 | MoUsoCoreWorker.exe | 4.231.128.59:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
3888 | svchost.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
5796 | svchost.exe | 4.231.128.59:443 | 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 |
www.microsoft.com |
| whitelisted |
sideindexfollowragelrew.pw |
| malicious |
acceptabledcooeprs.shop |
| malicious |
obsceneclassyjuwks.shop |
| malicious |
zippyfinickysofwps.shop |
| malicious |
miniaturefinerninewjs.shop |
| malicious |
plaintediousidowsko.shop |
| malicious |
sweetsquarediaslw.shop |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2256 | svchost.exe | Potentially Bad Traffic | ET DNS Query to a *.pw domain - Likely Hostile |
2256 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Lumma Stealer Related Domain in DNS Lookup (sideindexfollowragelrew .pw) |
2256 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (acceptabledcooeprs .shop) |
2256 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (miniaturefinerninewjs .shop) |
2256 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (holicisticscrarws .shop) |
2256 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (sweetsquarediaslw .shop) |
2256 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (obsceneclassyjuwks .shop) |
2256 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (plaintediousidowsko .shop) |
2256 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (zippyfinickysofwps .shop) |
2256 | svchost.exe | Domain Observed Used for C2 Detected | ET MALWARE Lumma Stealer Related CnC Domain in DNS Lookup (boredimperissvieos .shop) |