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| File name: | pdf. ENTREGA Y TRANSFERENCIA DE PAGO SOPORTE DE CONFIRMACION DETALLE Y SOPORTE IMG-349047574970574.exe |
| Full analysis: | https://app.any.run/tasks/3966c1b7-2c8d-4a75-a78d-00908835f109 |
| 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, 17:00:09 |
| 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: | 2A88E83009B3047B879D20C5C3A47952 |
| SHA1: | 4E234C087B875F811CE627AEAE076B45A3265B41 |
| SHA256: | 5AC6260E2E55A15A7AE19DA8ABDEDDB1672BADA138B3DE502E7DB1F19E7EFC8E |
| SSDEEP: | 12288:6mSO8rixlHCG9h7ivx/dysvRngdUlosrTQ5RZqJ:rhxtCuQvx/EsvRNtPS |
MALICIOUS
NanoCore was detected
- RegAsm.exe (PID: 3452)
Changes the autorun value in the registry
- 6475ff2e-5dbd-48b8-888c-561a7169dfc2.exe (PID: 3012)
SUSPICIOUS
Creates files in the user directory
- RegAsm.exe (PID: 3452)
Executable content was dropped or overwritten
- 6475ff2e-5dbd-48b8-888c-561a7169dfc2.exe (PID: 3012)
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
| Subsystem: | Windows GUI |
|---|---|
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0x8aea |
| UninitializedDataSize: | - |
| InitializedDataSize: | 462336 |
| CodeSize: | 27648 |
| LinkerVersion: | 8 |
| PEType: | PE32 |
| TimeStamp: | 2019:06:07 13:25:28+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 07-Jun-2019 11:25:28 |
| 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: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 07-Jun-2019 11:25:28 |
| 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 | 0x00006B00 | 0x00006C00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 4.54506 |
.rsrc | 0x0000A000 | 0x00070BE8 | 0x00070C00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 7.53261 |
.reloc | 0x0007C000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.0815394 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
0 | 3.16382 | 230 | Latin 1 / Western European | English - United States | RT_GROUP_ICON |
1 | 3.37319 | 2664 | Latin 1 / Western European | English - United States | RT_ICON |
2 | 3.47895 | 1640 | Latin 1 / Western European | English - United States | RT_ICON |
3 | 3.46539 | 744 | Latin 1 / Western European | English - United States | RT_ICON |
4 | 3.88441 | 488 | Latin 1 / Western European | English - United States | RT_ICON |
5 | 3.53904 | 296 | Latin 1 / Western European | English - United States | RT_ICON |
6 | 5.26869 | 5672 | Latin 1 / Western European | English - United States | RT_ICON |
7 | 5.69583 | 3752 | Latin 1 / Western European | English - United States | RT_ICON |
8 | 5.09009 | 2216 | Latin 1 / Western European | English - United States | RT_ICON |
9 | 5.35376 | 1736 | Latin 1 / Western European | English - United States | RT_ICON |
Imports
mscoree.dll |
Total processes
35
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 |
|---|---|---|---|---|
| 3012 | "C:\Users\admin\Desktop\6475ff2e-5dbd-48b8-888c-561a7169dfc2.exe" | C:\Users\admin\Desktop\6475ff2e-5dbd-48b8-888c-561a7169dfc2.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM | ||||
| 3452 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | 6475ff2e-5dbd-48b8-888c-561a7169dfc2.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
17
Read events
16
Write events
1
Delete events
0
Modification events
| (PID) Process: | (3012) 6475ff2e-5dbd-48b8-888c-561a7169dfc2.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | startupname |
Value: C:\Users\admin\chrome.exe | |||
Executable files
1
Suspicious files
1
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3012 | 6475ff2e-5dbd-48b8-888c-561a7169dfc2.exe | C:\Users\admin\chrome.exe | executable | |
MD5:2A88E83009B3047B879D20C5C3A47952 | SHA256:5AC6260E2E55A15A7AE19DA8ABDEDDB1672BADA138B3DE502E7DB1F19E7EFC8E | |||
| 3452 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | binary | |
MD5:4E00FD9EB403628D90062D9E53C4C578 | SHA256:A8AF034C16C458DEC5AB80CAA15B226991113F78FFE15EC4A7265433A3492385 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
6
DNS requests
3
Threats
0
HTTP requests
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Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3452 | RegAsm.exe | 8.8.8.8:53 | — | Google Inc. | US | whitelisted |
3452 | RegAsm.exe | 181.61.168.188:1996 | bnbn.duckdns.org | Telmex Colombia S.A. | CO | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
bnbn.duckdns.org |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
3452 | RegAsm.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
3452 | RegAsm.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |
3452 | RegAsm.exe | Misc activity | ET INFO DYNAMIC_DNS Query to *.duckdns. Domain |