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| File name: | EKeyUi7n |
| Full analysis: | https://app.any.run/tasks/b336948b-8402-4c0e-9106-0c44de8c20a9 |
| 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: | June 18, 2019, 23:55:00 |
| 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: | DC496391C1ECAF6FC8B7BB09353406DB |
| SHA1: | 0CB1892594669DEF85320FDE9AA5FD0DEFE04941 |
| SHA256: | FD0F0D2FD5A82F916C4BC94152C5ABC04029F616A181B5DD46322B2041B439E7 |
| SSDEEP: | 3072:wzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIw9zhzRWEV9UWlv38SAqq:wLV6Bta6dtJmakIM5HFAyUWlv3PAZ |
MALICIOUS
Changes the autorun value in the registry
- EKeyUi7n.exe (PID: 2128)
- EKeyUi7n.exe (PID: 2656)
NanoCore was detected
- EKeyUi7n.exe (PID: 2128)
SUSPICIOUS
Executable content was dropped or overwritten
- EKeyUi7n.exe (PID: 2128)
- EKeyUi7n.exe (PID: 2656)
Creates files in the user directory
- EKeyUi7n.exe (PID: 2128)
Application launched itself
- EKeyUi7n.exe (PID: 2128)
Creates files in the program directory
- EKeyUi7n.exe (PID: 2656)
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.) (63.1) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (23.8) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.6) |
| .exe | | | Win32 Executable (generic) (3.8) |
| .exe | | | Generic Win/DOS Executable (1.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2015:02:22 01:49:37+01:00 |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 116736 |
| InitializedDataSize: | 90112 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1e792 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 22-Feb-2015 00:49:37 |
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: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 22-Feb-2015 00:49:37 |
| 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 | 0x00002000 | 0x0001C798 | 0x0001C800 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.59807 |
.reloc | 0x00020000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
.rsrc | 0x00022000 | 0x00015D78 | 0x00015E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 7.99756 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 7.99776 | 89376 | Latin 1 / Western European | UNKNOWN | RT_RCDATA |
Imports
mscoree.dll |
Total processes
36
Monitored processes
2
Malicious processes
1
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2128 | "C:\Users\admin\AppData\Local\Temp\EKeyUi7n.exe" | C:\Users\admin\AppData\Local\Temp\EKeyUi7n.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 2656 | "C:\Users\admin\AppData\Local\Temp\EKeyUi7n.exe" | C:\Users\admin\AppData\Local\Temp\EKeyUi7n.exe | EKeyUi7n.exe | |
User: admin Integrity Level: HIGH | ||||
Total events
373
Read events
366
Write events
6
Delete events
1
Modification events
| (PID) Process: | (2128) EKeyUi7n.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 | |||
| (PID) Process: | (2128) EKeyUi7n.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2128) EKeyUi7n.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (2656) EKeyUi7n.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | TCP Monitor |
Value: C:\Program Files\TCP Monitor\tcpmon.exe | |||
| (PID) Process: | (2656) EKeyUi7n.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | delete value | Name: | TCP Monitor |
Value: C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exe | |||
Executable files
2
Suspicious files
0
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2128 | EKeyUi7n.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\TCP Monitor\tcpmon.exe | executable | |
MD5:DC496391C1ECAF6FC8B7BB09353406DB | SHA256:FD0F0D2FD5A82F916C4BC94152C5ABC04029F616A181B5DD46322B2041B439E7 | |||
| 2656 | EKeyUi7n.exe | C:\Program Files\TCP Monitor\tcpmon.exe | executable | |
MD5:DC496391C1ECAF6FC8B7BB09353406DB | SHA256:FD0F0D2FD5A82F916C4BC94152C5ABC04029F616A181B5DD46322B2041B439E7 | |||
| 2128 | EKeyUi7n.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | text | |
MD5:28DD8E12DF061386A0C284783C7F75D1 | SHA256:345D1721B1F5A71E552F71CFACA9580D047DCD9ED9FD560AC14FEEC6F9294F20 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0
HTTP requests
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