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| File name: | fc214c9b9c20fee6ac636e6df738dad1 |
| Full analysis: | https://app.any.run/tasks/7c333484-c25e-4473-adbf-72ae41e8c70f |
| Verdict: | Malicious activity |
| Threats: | NanoCore is a Remote Access Trojan or RAT. This malware is highly customizable with plugins which allow attackers to tailor its functionality to their needs. Nanocore is created with the .NET framework and it’s available for purchase for just $25 from its “official” website. |
| Analysis date: | December 18, 2018, 21:05:16 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | FC214C9B9C20FEE6AC636E6DF738DAD1 |
| SHA1: | 10288CC0F49372165F381327176C1475E20CF18B |
| SHA256: | 557A1348923AE5FAE0072CB09363A6CE75CD961D6F0110CA9FD804EC48CB2FA6 |
| SSDEEP: | 24576:Gx4Is9GG4iPtzxyugtoFRSozz8apWXi6RMifkidH:GuIs4G4ilzxyuGoXdz8UWXi6RMifkit |
MALICIOUS
Application was dropped or rewritten from another process
- RegAsm.exe (PID: 2420)
Changes the autorun value in the registry
- RegAsm.exe (PID: 2420)
- fc214c9b9c20fee6ac636e6df738dad1.exe (PID: 3112)
NanoCore was detected
- RegAsm.exe (PID: 2420)
Connects to CnC server
- RegAsm.exe (PID: 2420)
SUSPICIOUS
Creates files in the user directory
- RegAsm.exe (PID: 2420)
Executable content was dropped or overwritten
- RegAsm.exe (PID: 2420)
Connects to unusual port
- RegAsm.exe (PID: 2420)
INFO
No info indicators.
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: | 2018:12:18 10:40:56+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 11 |
| CodeSize: | 948736 |
| InitializedDataSize: | 193536 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xe98fe |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 0.0.0.0 |
| ProductVersionNumber: | 0.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| FileDescription: | |
| FileVersion: | 0.0.0.0 |
| InternalName: | rcjDedNQMRnOyiXGm.exe |
| LegalCopyright: | |
| OriginalFileName: | rcjDedNQMRnOyiXGm.exe |
| ProductVersion: | 0.0.0.0 |
| AssemblyVersion: | 0.0.0.0 |
Total processes
31
Monitored processes
2
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3112 | "C:\Users\admin\AppData\Local\Temp\fc214c9b9c20fee6ac636e6df738dad1.exe" | C:\Users\admin\AppData\Local\Temp\fc214c9b9c20fee6ac636e6df738dad1.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Description: Version: 0.0.0.0 | ||||
| 2420 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | fc214c9b9c20fee6ac636e6df738dad1.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Version: 4.6.1055.0 built by: NETFXREL2 | ||||
Total events
35
Read events
33
Write events
2
Delete events
0
Modification events
| (PID) Process: | (3112) fc214c9b9c20fee6ac636e6df738dad1.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | startupname |
Value: C:\Users\admin\AppData\Local\Temp\fc214c9b9c20fee6ac636e6df738dad1.exe | |||
| (PID) Process: | (2420) RegAsm.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | TCP Monitor |
Value: C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exe | |||
Executable files
1
Suspicious files
2
Text files
1
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2420 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | text | |
MD5:8D4F9D1C9D927F380A33F13CBC50148A | SHA256:CAE40507F5E33F57AA99AE5D4899CA027C6C9AA4B9E77B357020C2314F8FAA61 | |||
| 2420 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\catalog.dat | bs | |
MD5:9E7D0351E4DF94A9B0BADCEB6A9DB963 | SHA256:AAFC7B40C5FE680A2BB549C3B90AABAAC63163F74FFFC0B00277C6BBFF88B757 | |||
| 2420 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\storage.dat | binary | |
MD5:2E52F446105FBF828E63CF808B721F9C | SHA256:2F7479AA2661BD259747BC89106031C11B3A3F79F12190E7F19F5DF65B7C15C8 | |||
| 2420 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exe | executable | |
MD5:911BDF77EB94E48CA524252A3FD47019 | SHA256:A07564A8771DAFA3EBE9ACEAA20C327EFA2D0AC2EDC06B2BBC3EEBDC66600641 | |||
| 2420 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\settings.bin | binary | |
MD5:4E5E92E2369688041CC82EF9650EDED2 | SHA256:F8098A6290118F2944B9E7C842BD014377D45844379F863B00D54515A8A64B48 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
1
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2420 | RegAsm.exe | 8.8.8.8:53 | — | Google Inc. | US | whitelisted |
2420 | RegAsm.exe | 149.56.232.133:6290 | mikkymouse.duckdns.org | OVH SAS | CA | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
mikkymouse.duckdns.org |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2420 | RegAsm.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
2420 | RegAsm.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
2420 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2420 | RegAsm.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
2420 | RegAsm.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
2420 | RegAsm.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
2420 | RegAsm.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
2420 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2420 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore/NetWire.RAT |
17 ETPRO signatures available at the full report