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| File name: | 0a8ade7aacc8063492021623aace761ba799a96bb79e13771da56e606d89ede5.exe |
| Full analysis: | https://app.any.run/tasks/10f296c4-ea85-428e-8a74-f09705e3419f |
| 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 14, 2018, 15:57:58 |
| 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: | 516B8C19ACF205BEE103C2D261EEEDFD |
| SHA1: | 4FB2E0D2B8F5EF65E07EC78FCED9FB08FD71F8A8 |
| SHA256: | 0A8ADE7AACC8063492021623AACE761BA799A96BB79E13771DA56E606D89EDE5 |
| SSDEEP: | 6144:qCmpeWE3EkcqKY6yx/valMVKXYvexXo4mf0YGF6/8LlOmeRpoBXg/7JXrHlHw1EI:qCweLvFKFMVKAV4mfg6/c+pkXg/7xpu |
MALICIOUS
Application was dropped or rewritten from another process
- RegAsm.exe (PID: 3620)
NanoCore was detected
- RegAsm.exe (PID: 3620)
Changes the autorun value in the registry
- RegAsm.exe (PID: 3620)
Connects to CnC server
- RegAsm.exe (PID: 3620)
SUSPICIOUS
Executable content was dropped or overwritten
- RegAsm.exe (PID: 3620)
Creates files in the user directory
- RegAsm.exe (PID: 3620)
Connects to unusual port
- RegAsm.exe (PID: 3620)
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: | 2018:12:10 22:06:39+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 14.15 |
| CodeSize: | 104448 |
| InitializedDataSize: | 515584 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x2ae3 |
| OSVersion: | 5.1 |
| ImageVersion: | - |
| SubsystemVersion: | 5.1 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 4.4.3.6 |
| ProductVersionNumber: | 4.4.3.6 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | CPL |
| CompanyName: | semispan |
| FileDescription: | sororize |
| FileVersion: | 4.4.3.6 |
| InternalName: | slatted.exe |
| LegalCopyright: | salt-watery |
| LegalTrademarks: | endomysium |
| OriginalFileName: | slatted.exe |
| ProductName: | muzzlewood |
| ProductVersion: | 4.4.3.6 |
| AssemblyVersion: | 6.4.8.2 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 10-Dec-2018 21:06:39 |
| Detected languages: |
|
| Comments: | CPL |
| CompanyName: | semispan |
| FileDescription: | sororize |
| FileVersion: | 4.4.3.6 |
| InternalName: | slatted.exe |
| LegalCopyright: | salt-watery |
| LegalTrademarks: | endomysium |
| OriginalFilename: | slatted.exe |
| ProductName: | muzzlewood |
| ProductVersion: | 4.4.3.6 |
| Assembly Version: | 6.4.8.2 |
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: | 10-Dec-2018 21:06:39 |
| 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 | 0x0001973B | 0x00019800 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.64553 |
.rdata | 0x0001B000 | 0x00007336 | 0x00007400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.38057 |
.data | 0x00023000 | 0x00016048 | 0x00015200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 2.62452 |
.rsrc | 0x0003A000 | 0x0005FFE1 | 0x00060000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 6.91465 |
.reloc | 0x0009A000 | 0x00001610 | 0x00001800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 6.42596 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 4.91161 | 381 | Latin 1 / Western European | English - United States | RT_MANIFEST |
2 | 4.53964 | 67624 | Latin 1 / Western European | UNKNOWN | RT_ICON |
3 | 4.76301 | 38056 | Latin 1 / Western European | UNKNOWN | RT_ICON |
4 | 4.78147 | 21640 | Latin 1 / Western European | UNKNOWN | RT_ICON |
5 | 4.76426 | 16936 | Latin 1 / Western European | UNKNOWN | RT_ICON |
6 | 4.93074 | 9640 | Latin 1 / Western European | UNKNOWN | RT_ICON |
7 | 5.07981 | 4264 | Latin 1 / Western European | UNKNOWN | RT_ICON |
8 | 5.26772 | 2440 | Latin 1 / Western European | UNKNOWN | RT_ICON |
9 | 5.31394 | 1128 | Latin 1 / Western European | UNKNOWN | RT_ICON |
BIN | 7.69146 | 207360 | Latin 1 / Western European | UNKNOWN | RT_RCDATA |
Imports
KERNEL32.dll |
Total processes
32
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 |
|---|---|---|---|---|
| 3048 | "C:\Users\admin\AppData\Local\Temp\0a8ade7aacc8063492021623aace761ba799a96bb79e13771da56e606d89ede5.exe" | C:\Users\admin\AppData\Local\Temp\0a8ade7aacc8063492021623aace761ba799a96bb79e13771da56e606d89ede5.exe | — | explorer.exe |
User: admin Company: semispan Integrity Level: MEDIUM Description: sororize Exit code: 1 Version: 4.4.3.6 | ||||
| 3620 | "C:\Users\admin\AppData\Local\Temp\0a8ade7aacc8063492021623aace761ba799a96bb79e13771da56e606d89ede5.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | 0a8ade7aacc8063492021623aace761ba799a96bb79e13771da56e606d89ede5.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Version: 2.0.50727.5420 (Win7SP1.050727-5400) | ||||
Total events
30
Read events
29
Write events
1
Delete events
0
Modification events
| (PID) Process: | (3620) 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
3
Text files
0
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3620 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | binary | |
MD5:F50158C588873DDA45FD2B1932FF1907 | SHA256:3CBF392D8CE17BC55FE8DC43DF2EAA9F687BB476B2CB25DF9B09552416644250 | |||
| 3620 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\settings.bin | binary | |
MD5:4E5E92E2369688041CC82EF9650EDED2 | SHA256:F8098A6290118F2944B9E7C842BD014377D45844379F863B00D54515A8A64B48 | |||
| 3620 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\catalog.dat | bs | |
MD5:9E7D0351E4DF94A9B0BADCEB6A9DB963 | SHA256:AAFC7B40C5FE680A2BB549C3B90AABAAC63163F74FFFC0B00277C6BBFF88B757 | |||
| 3620 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\storage.dat | binary | |
MD5:653DDDCB6C89F6EC51F3DDC0053C5914 | SHA256:83B9CAE66800C768887FB270728F6806CBEBDEAD9946FA730F01723847F17FF9 | |||
| 3620 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exe | executable | |
MD5:278EDBD499374BF73621F8C1F969D894 | SHA256:C6999B9F79932C3B4F1C461A69D9DC8DC301D6A155ABC33EFE1B6E9E4A038391 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
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 |
|---|---|---|---|---|---|---|
3620 | RegAsm.exe | 8.8.8.8:53 | — | Google Inc. | US | whitelisted |
3620 | RegAsm.exe | 23.249.163.22:5638 | sexypay.duckdns.org | ColoCrossing | US | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
sexypay.duckdns.org |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
3620 | RegAsm.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
3620 | RegAsm.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
3620 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
3620 | RegAsm.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
3620 | RegAsm.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
3620 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
16 ETPRO signatures available at the full report