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| File name: | sample10.EXE |
| Full analysis: | https://app.any.run/tasks/e18963ed-add4-443f-8d35-2269151a6d95 |
| 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: | April 25, 2019, 13:42:29 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 67D4FE507F94159B7C7062EE15A6DE48 |
| SHA1: | 331ECD9969E6C3C6A003E13F27A3FA9A8925D10F |
| SHA256: | C13C25295DC7392329B7420B5FC28D33D3919899E37A188C6A895613D141AB7A |
| SSDEEP: | 24576:lAHnh+eWsN3skA4RV1Hom2KXMmHau9p7n4lhzFCfSWf6cFzm5:Uh+ZkldoPK8Yau9RnDJI |
MALICIOUS
NanoCore was detected
- RegAsm.exe (PID: 2116)
Writes to a start menu file
- sample10.EXE (PID: 3076)
Uses Task Scheduler to run other applications
- RegAsm.exe (PID: 2116)
Connects to CnC server
- RegAsm.exe (PID: 2116)
Loads the Task Scheduler COM API
- schtasks.exe (PID: 2412)
- schtasks.exe (PID: 3264)
SUSPICIOUS
Creates files in the user directory
- sample10.EXE (PID: 3076)
- RegAsm.exe (PID: 2116)
Executable content was dropped or overwritten
- sample10.EXE (PID: 3076)
Starts CMD.EXE for commands execution
- RegAsm.exe (PID: 2116)
Uses TASKKILL.EXE to kill process
- cmd.exe (PID: 1632)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (64.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (15.4) |
| .exe | | | Win32 Executable (generic) (10.5) |
| .exe | | | Generic Win/DOS Executable (4.6) |
| .exe | | | DOS Executable Generic (4.6) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2019:04:25 03:04:51+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 12 |
| CodeSize: | 581632 |
| InitializedDataSize: | 978944 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x2800a |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 0.0.0.0 |
| ProductVersionNumber: | 0.0.0.0 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (British) |
| CharacterSet: | Unicode |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 25-Apr-2019 01:04:51 |
| Detected languages: |
|
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000110 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 5 |
| Time date stamp: | 25-Apr-2019 01:04:51 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00001000 | 0x0008DFDD | 0x0008E000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.67525 |
.rdata | 0x0008F000 | 0x0002FD8E | 0x0002FE00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.76324 |
.data | 0x000BF000 | 0x00008F74 | 0x00005200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 1.19638 |
.rsrc | 0x000C8000 | 0x000B2D6C | 0x000B2E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 6.11828 |
.reloc | 0x0017B000 | 0x00007134 | 0x00007200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.78396 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.40026 | 1007 | Latin 1 / Western European | English - United Kingdom | RT_MANIFEST |
2 | 2.05883 | 296 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
3 | 2.25499 | 296 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
4 | 7.92518 | 16681 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
5 | 4.9434 | 67624 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
6 | 5.11164 | 38056 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
7 | 3.34702 | 1428 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
8 | 3.2817 | 1674 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
9 | 3.28849 | 1168 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
10 | 3.28373 | 1532 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
Imports
ADVAPI32.dll |
COMCTL32.dll |
COMDLG32.dll |
GDI32.dll |
IPHLPAPI.DLL |
KERNEL32.dll |
MPR.dll |
OLEAUT32.dll |
PSAPI.DLL |
SHELL32.dll |
Total processes
41
Monitored processes
7
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3076 | "C:\Users\admin\AppData\Local\Temp\sample10.EXE" | C:\Users\admin\AppData\Local\Temp\sample10.EXE | explorer.exe | |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 2116 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | sample10.EXE | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Exit code: 1 Version: 2.0.50727.5420 (Win7SP1.050727-5400) | ||||
| 2412 | "schtasks.exe" /delete /f /tn "TCP Monitor" | C:\Windows\system32\schtasks.exe | — | RegAsm.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3264 | "schtasks.exe" /delete /f /tn "TCP Monitor Task" | C:\Windows\system32\schtasks.exe | — | RegAsm.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 1632 | "cmd.exe" /C taskkill /f /im "RegAsm.exe" & ping -n 1 -w 3000 1.1.1.1 & type nul > "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" & del /f /q "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" | C:\Windows\system32\cmd.exe | — | RegAsm.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) | ||||
| 2572 | taskkill /f /im "RegAsm.exe" | C:\Windows\system32\taskkill.exe | — | cmd.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Terminates Processes Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2716 | ping -n 1 -w 3000 1.1.1.1 | C:\Windows\system32\PING.EXE | — | cmd.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: TCP/IP Ping Command Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
46
Read events
46
Write events
0
Delete events
0
Modification events
Executable files
1
Suspicious files
3
Text files
2
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3076 | sample10.EXE | C:\Users\admin\BcastDVRCommon\chgport.exe | executable | |
MD5:40FAF5D48C0214F039E049B10ACC3442 | SHA256:EA56BA65B791F1D49B4AE247AE1659558B49AA7FC7748913BE60547D24E959C6 | |||
| 3076 | sample10.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioEndpointBuilder.url | text | |
MD5:4FCF6AA3E7E826F7B1DEAE78E844C621 | SHA256:C819A6C905502F14F05A310E8F07D70D2DE63A73B17EFE5638505D6A8206D249 | |||
| 2116 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | binary | |
MD5:940F3F77C5C0DE75F58083F01761318A | SHA256:D170261E06AFD5E7DB5713EFD083BCC85FDE52046AC27A3094F18D3FA97448CC | |||
| 3076 | sample10.EXE | C:\Users\admin\BcastDVRCommon\AudioEndpointBuilder.vbs | text | |
MD5:798BCE338E8831AD175CC6079AE9DC78 | SHA256:76D8553DEB04BA97DDB4B2DA6341E80012E36FBBE3C6F3C1965062B11F4EDCAD | |||
| 2116 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\catalog.dat | bs | |
MD5:32D0AAE13696FF7F8AF33B2D22451028 | SHA256:5347661365E7AD2C1ACC27AB0D150FFA097D9246BB3626FCA06989E976E8DD29 | |||
| 2116 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\settings.bin | binary | |
MD5:AE0F5E6CE7122AF264EC533C6B15A27B | SHA256:73B0B92179C61C26589B47E9732CE418B07EDEE3860EE5A2A5FB06F3B8AA9B26 | |||
| 2116 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\storage.dat | binary | |
MD5:963D5E2C9C0008DFF05518B47C367A7F | SHA256:5EACF2974C9BB2C2E24CDC651C4840DD6F4B76A98F0E85E90279F1DBB2E6F3C0 | |||
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
2
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 |
|---|---|---|---|---|---|---|
2116 | RegAsm.exe | 185.165.153.199:30101 | forextradng.duckdns.org | — | NL | malicious |
2116 | RegAsm.exe | 8.8.8.8:53 | — | Google Inc. | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
forextradng.duckdns.org |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2116 | RegAsm.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
2116 | RegAsm.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
2116 | RegAsm.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
2116 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2116 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2116 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2116 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2116 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2116 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2116 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
12 ETPRO signatures available at the full report