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| File name: | custom invoice.exe |
| Full analysis: | https://app.any.run/tasks/e02d5514-3b03-48be-9870-dca479ec45f7 |
| 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 11, 2019, 13:00:27 |
| 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: | CD607F40E268D638C7A6828CBF3742ED |
| SHA1: | 21D9D49B98026CE7D4DB4EA833F0D101BC0018E6 |
| SHA256: | D7313A3B7D8AF9FD25F956D900C8967FA8101FCF5D61105E747889D200F64BC7 |
| SSDEEP: | 12288:3NZRcZKCpmCyr8J8J46Iiegd9UodldJl2LjphEQbfzYawLfOJ:DSRsCs8JbGfdXldv2HE2fRGe |
MALICIOUS
NanoCore was detected
- custom invoice.exe (PID: 2692)
SUSPICIOUS
Application launched itself
- custom invoice.exe (PID: 3736)
Creates files in the user directory
- custom invoice.exe (PID: 2692)
INFO
Manual execution by user
- WINWORD.EXE (PID: 3908)
Creates files in the user directory
- WINWORD.EXE (PID: 3908)
Reads Microsoft Office registry keys
- WINWORD.EXE (PID: 3908)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable Delphi generic (37.4) |
|---|---|---|
| .scr | | | Windows screen saver (34.5) |
| .exe | | | Win32 Executable (generic) (11.9) |
| .exe | | | Win16/32 Executable Delphi generic (5.4) |
| .exe | | | Generic Win/DOS Executable (5.2) |
EXIF
EXE
| Subsystem: | Windows GUI |
|---|---|
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0x5baf0 |
| UninitializedDataSize: | - |
| InitializedDataSize: | 352768 |
| CodeSize: | 371712 |
| LinkerVersion: | 2.25 |
| PEType: | PE32 |
| TimeStamp: | 1992:04:20 18:58:08+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 20-Apr-1992 16:58:08 |
| Detected languages: |
|
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0050 |
| Pages in file: | 0x0002 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x000F |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x001A |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000100 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 8 |
| Time date stamp: | 20-Apr-1992 16:58:08 |
| 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 |
|---|---|---|---|---|---|
CODE | 0x00001000 | 0x0005AB38 | 0x0005AC00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.50777 |
DATA | 0x0005C000 | 0x000099C4 | 0x00009A00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 5.16404 |
BSS | 0x00066000 | 0x00000F21 | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.idata | 0x00067000 | 0x000020C0 | 0x00002200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 4.90694 |
.tls | 0x0006A000 | 0x00000010 | 0x00000000 | IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rdata | 0x0006B000 | 0x00000018 | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 0.20692 |
.reloc | 0x0006C000 | 0x0000700C | 0x00007200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 6.61351 |
.rsrc | 0x00074000 | 0x00043044 | 0x00043200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED | 7.21045 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.4909 | 2216 | Latin 1 / Western European | English - United States | RT_ICON |
2 | 2.80231 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
3 | 3.00046 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
4 | 2.56318 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
5 | 2.6949 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
6 | 2.62527 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
7 | 2.91604 | 308 | Latin 1 / Western European | UNKNOWN | RT_CURSOR |
913 | 6.47164 | 1784 | Latin 1 / Western European | English - United States | RT_BITMAP |
914 | 7.50102 | 1784 | Latin 1 / Western European | English - United States | RT_BITMAP |
915 | 7.54687 | 1784 | Latin 1 / Western European | English - United States | RT_BITMAP |
Imports
advapi32.dll |
comctl32.dll |
gdi32.dll |
kernel32.dll |
oleaut32.dll |
user32.dll |
version.dll |
Total processes
39
Monitored processes
4
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3736 | "C:\Users\admin\AppData\Local\Temp\custom invoice.exe" | C:\Users\admin\AppData\Local\Temp\custom invoice.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 3908 | "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\Desktop\recentgreen.rtf" | C:\Program Files\Microsoft Office\Office14\WINWORD.EXE | — | explorer.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Word Exit code: 0 Version: 14.0.6024.1000 | ||||
| 2692 | "C:\Users\admin\AppData\Local\Temp\custom invoice.exe" | C:\Users\admin\AppData\Local\Temp\custom invoice.exe | custom invoice.exe | |
User: admin Integrity Level: MEDIUM | ||||
| 2900 | "C:\Users\admin\AppData\Local\Temp\custom invoice.exe" 2 2692 866078 | C:\Users\admin\AppData\Local\Temp\custom invoice.exe | — | custom invoice.exe |
User: admin Integrity Level: MEDIUM | ||||
Total events
993
Read events
648
Write events
0
Delete events
0
Modification events
Executable files
0
Suspicious files
0
Text files
3
Unknown types
4
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3908 | WINWORD.EXE | C:\Users\admin\AppData\Local\Temp\CVR250D.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 3908 | WINWORD.EXE | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{3A5AE5B1-CE8D-4E17-9D86-918D79E850A7}.tmp | — | |
MD5:— | SHA256:— | |||
| 3908 | WINWORD.EXE | C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{2EC79A5C-F416-4D2E-A67F-4C077360A970}.tmp | — | |
MD5:— | SHA256:— | |||
| 3908 | WINWORD.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm | pgc | |
MD5:8C94B11F79FA19C04B4196E2D6CC6993 | SHA256:805B7FBEB898D3A6C786BD9196851D5660AE9A9131AE0C5D2EA22F69BB224E3B | |||
| 3908 | WINWORD.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\recentgreen.rtf.LNK | lnk | |
MD5:27CA433280B6724C80736F4CEB9D29D8 | SHA256:E1BCFD4261EB47007A79DDCC3007BF48CA2C50DDBAEB6E56B35EB3E7E84A7CAA | |||
| 2692 | custom invoice.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | text | |
MD5:170B79FEAE11503366B34D93379259B6 | SHA256:A7DC9D36F51E861A3480549D5425A3FA5FEA6385311E87F0535DE70269D31829 | |||
| 3908 | WINWORD.EXE | C:\Users\admin\Desktop\~$centgreen.rtf | pgc | |
MD5:2594F7134B3D6337A02A943AB3134910 | SHA256:0DA903C233A699668F51190DF83B4A573378F50DF707FF77209B26D3502A890C | |||
| 3908 | WINWORD.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Office\Recent\index.dat | text | |
MD5:B4F2AE8C534060834AC16B3D52202030 | SHA256:ECA2B35ED24EC9BB5B16E46C0D8FD831563F22D494AAD4CAA5B844D126148191 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
3
DNS requests
0
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 |
|---|---|---|---|---|---|---|
2692 | custom invoice.exe | 185.56.90.93:2200 | — | Buzinessware FZCO | AE | unknown |