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| File name: | EXIM INQUIRY_4715680.z |
| Full analysis: | https://app.any.run/tasks/131dc65c-a025-4c9a-8a12-2f5c1967cfb2 |
| 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: | July 17, 2019, 04:04:32 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/zip |
| File info: | Zip archive data, at least v2.0 to extract |
| MD5: | 67061B1B8615422E59E9597D7C9C724A |
| SHA1: | FAF4BDBAE96403478C0FEA3E524D5ACBD0DE6F04 |
| SHA256: | 0E6E93A8DACA854088BA150337B3421E07D34FC662EC262214E02A57F321CF9B |
| SSDEEP: | 6144:g1Nx5tnXXwHx3/mxTbLmJFF7Izci2tFQ1SExU46jmxuolczuA8v5f47nnv2IBa/4:If5tXXixPmx3iJFF7mL+JjmwHf8vutBl |
MALICIOUS
Application was dropped or rewritten from another process
- RegAsm.exe (PID: 2384)
- EXIM INQUIRY_4715680.exe (PID: 2656)
NanoCore was detected
- RegAsm.exe (PID: 2384)
Changes the autorun value in the registry
- RegAsm.exe (PID: 2384)
SUSPICIOUS
Executable content was dropped or overwritten
- RegAsm.exe (PID: 2384)
- WinRAR.exe (PID: 2860)
Creates files in the user directory
- RegAsm.exe (PID: 2384)
INFO
Manual execution by user
- EXIM INQUIRY_4715680.exe (PID: 2656)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .zip | | | ZIP compressed archive (100) |
|---|
EXIF
ZIP
| ZipFileName: | EXIM INQUIRY_4715680.exe |
|---|---|
| ZipUncompressedSize: | 923648 |
| ZipCompressedSize: | 392313 |
| ZipCRC: | 0xea360ccb |
| ZipModifyDate: | 2019:07:16 22:40:17 |
| ZipCompression: | Deflated |
| ZipBitFlag: | - |
| ZipRequiredVersion: | 20 |
Total processes
39
Monitored processes
3
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2860 | "C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\EXIM INQUIRY_4715680.z.zip" | C:\Program Files\WinRAR\WinRAR.exe | explorer.exe | |
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Version: 5.60.0 | ||||
| 2656 | "C:\Users\admin\Desktop\EXIM INQUIRY_4715680.exe" | C:\Users\admin\Desktop\EXIM INQUIRY_4715680.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 2384 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | EXIM INQUIRY_4715680.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
450
Read events
439
Write events
11
Delete events
0
Modification events
| (PID) Process: | (2860) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtBMP |
Value: | |||
| (PID) Process: | (2860) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes |
| Operation: | write | Name: | ShellExtIcon |
Value: | |||
| (PID) Process: | (2860) WinRAR.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\70\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2860) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\ArcHistory |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\AppData\Local\Temp\EXIM INQUIRY_4715680.z.zip | |||
| (PID) Process: | (2860) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | name |
Value: 120 | |||
| (PID) Process: | (2860) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | size |
Value: 80 | |||
| (PID) Process: | (2860) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | type |
Value: 120 | |||
| (PID) Process: | (2860) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths |
| Operation: | write | Name: | mtime |
Value: 100 | |||
| (PID) Process: | (2860) WinRAR.exe | Key: | HKEY_CURRENT_USER\Software\WinRAR\DialogEditHistory\ExtrPath |
| Operation: | write | Name: | 0 |
Value: C:\Users\admin\Desktop | |||
| (PID) Process: | (2384) 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
2
Suspicious files
0
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2384 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | text | |
MD5:9DB8526651CCDA3A3763486409EB1FAB | SHA256:CF829BD047D0E0EA6FBF9894C058883C6EF5DFC6A6D4A698C391284078AA33E3 | |||
| 2860 | WinRAR.exe | C:\Users\admin\Desktop\EXIM INQUIRY_4715680.exe | executable | |
MD5:1FCC76CB986C3D3598688A305F516096 | SHA256:AF4A990B90312889BCE905FB91DCAEF55A5BCB81F3C2B477E1C2525524F3C0F5 | |||
| 2384 | 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
33
DNS requests
12
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 |
|---|---|---|---|---|---|---|
2384 | RegAsm.exe | 8.8.8.8:53 | — | Google Inc. | US | whitelisted |
2384 | RegAsm.exe | 160.202.163.200:2382 | — | Korea Telecom | KR | malicious |
— | — | 8.8.8.8:53 | — | Google Inc. | US | whitelisted |
2384 | RegAsm.exe | 197.210.52.210:2382 | kalakuta.ddns.net | MTN NIGERIA Communication limited | NG | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
kalakuta.ddns.net |
| unknown |