| download: | nk.exe |
| Full analysis: | https://app.any.run/tasks/f07c9c18-3281-4ac4-8684-87af6065b8d6 |
| Verdict: | Malicious activity |
| Analysis date: | January 17, 2019, 14:16:15 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | D6FA8B05DB64D925C6882CC8742E4903 |
| SHA1: | 1F8A79708CD6B325B25405B8E0EB99A32BE15C7D |
| SHA256: | 6887104274F97C50A5B7EA0EA3BD18AF63963365FC8734D40CB295A43737ED78 |
| SSDEEP: | 6144:BhVXELrVC2yWTDoe1u+HRB2CHf+fSREUVEOf+wFZoEQRTUL9A1Y:3VUfV+eOW2fSOqPCRTUZ |
MALICIOUS
Changes the autorun value in the registry
- nk.exe (PID: 2248)
- internetnkwo.exe (PID: 2840)
SUSPICIOUS
Creates files in the user directory
- nk.exe (PID: 2248)
- internetnkwo.exe (PID: 2840)
Application launched itself
- internetnkwo.exe (PID: 2664)
- nk.exe (PID: 3620)
Executes scripts
- nk.exe (PID: 2248)
Executable content was dropped or overwritten
- nk.exe (PID: 2248)
Connects to unusual port
- internetnkwo.exe (PID: 2840)
Starts CMD.EXE for commands execution
- WScript.exe (PID: 2676)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win32 Executable Microsoft Visual Basic 6 (84.4) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (6.7) |
| .exe | | | Win32 Executable (generic) (4.6) |
| .exe | | | Generic Win/DOS Executable (2) |
| .exe | | | DOS Executable Generic (2) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2006:08:15 09:15:47+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 6 |
| CodeSize: | 520192 |
| InitializedDataSize: | 24576 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x10bc |
| OSVersion: | 4 |
| ImageVersion: | 7.8 |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 7.8.0.3 |
| ProductVersionNumber: | 7.8.0.3 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | English (U.S.) |
| CharacterSet: | Unicode |
| Comments: | detergence2 |
| CompanyName: | Univalent |
| FileDescription: | Isoimmunize4 |
| LegalCopyright: | Electropoion6 |
| LegalTrademarks: | HASIDIM |
| ProductName: | alltranscending0 |
| FileVersion: | 7.08.0003 |
| ProductVersion: | 7.08.0003 |
| InternalName: | BREMOND |
| OriginalFileName: | BREMOND.exe |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 15-Aug-2006 07:15:47 |
| Detected languages: |
|
| Comments: | detergence2 |
| CompanyName: | Univalent |
| FileDescription: | Isoimmunize4 |
| LegalCopyright: | Electropoion6 |
| LegalTrademarks: | HASIDIM |
| ProductName: | alltranscending0 |
| FileVersion: | 7.08.0003 |
| ProductVersion: | 7.08.0003 |
| InternalName: | BREMOND |
| OriginalFilename: | BREMOND.exe |
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: | 0x000000B0 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 15-Aug-2006 07:15:47 |
| 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 | 0x0007EB28 | 0x0007F000 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.02731 |
.data | 0x00080000 | 0x00000BA8 | 0x00000000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
.rsrc | 0x00081000 | 0x00004586 | 0x00005000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 2.47213 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 3.37657 | 796 | Unicode (UTF 16LE) | English - United States | RT_VERSION |
30001 | 3.90634 | 1736 | Unicode (UTF 16LE) | UNKNOWN | RT_ICON |
30002 | 4.00845 | 1384 | Unicode (UTF 16LE) | UNKNOWN | RT_ICON |
30003 | 2.07525 | 7336 | Unicode (UTF 16LE) | UNKNOWN | RT_ICON |
30004 | 2.1543 | 3240 | Unicode (UTF 16LE) | UNKNOWN | RT_ICON |
30005 | 2.01349 | 1864 | Unicode (UTF 16LE) | UNKNOWN | RT_ICON |
30006 | 1.88098 | 872 | Unicode (UTF 16LE) | UNKNOWN | RT_ICON |
Imports
MSVBVM60.DLL |
Total processes
36
Monitored processes
6
Malicious processes
0
Suspicious processes
4
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2248 | C:\Users\admin\AppData\Local\Temp\nk.exe" | C:\Users\admin\AppData\Local\Temp\nk.exe | nk.exe | ||||||||||||
User: admin Company: Univalent Integrity Level: MEDIUM Description: Isoimmunize4 Exit code: 0 Version: 7.08.0003 Modules
| |||||||||||||||
| 2664 | C:\Users\admin\AppData\Roaming\internetnkwo\internetnkwo.exe | C:\Users\admin\AppData\Roaming\internetnkwo\internetnkwo.exe | — | cmd.exe | |||||||||||
User: admin Company: Univalent Integrity Level: MEDIUM Description: Isoimmunize4 Exit code: 0 Version: 7.08.0003 Modules
| |||||||||||||||
| 2676 | "C:\Windows\System32\WScript.exe" "C:\Users\admin\AppData\Local\Temp\install.vbs" | C:\Windows\System32\WScript.exe | — | nk.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
| |||||||||||||||
| 2840 | :\Users\admin\AppData\Roaming\internetnkwo\internetnkwo.exe | C:\Users\admin\AppData\Roaming\internetnkwo\internetnkwo.exe | internetnkwo.exe | ||||||||||||
User: admin Company: Univalent Integrity Level: MEDIUM Description: Isoimmunize4 Exit code: 0 Version: 7.08.0003 Modules
| |||||||||||||||
| 3620 | "C:\Users\admin\AppData\Local\Temp\nk.exe" | C:\Users\admin\AppData\Local\Temp\nk.exe | — | explorer.exe | |||||||||||
User: admin Company: Univalent Integrity Level: MEDIUM Description: Isoimmunize4 Exit code: 0 Version: 7.08.0003 Modules
| |||||||||||||||
| 3816 | "C:\Windows\System32\cmd.exe" /c "C:\Users\admin\AppData\Roaming\internetnkwo\internetnkwo.exe" | C:\Windows\System32\cmd.exe | — | WScript.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
Total events
435
Read events
424
Write events
11
Delete events
0
Modification events
| (PID) Process: | (2248) nk.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | internetnkwo |
Value: "C:\Users\admin\AppData\Roaming\internetnkwo\internetnkwo.exe" | |||
| (PID) Process: | (2248) nk.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2248) nk.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (2676) WScript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2676) WScript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (2840) internetnkwo.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | internetnkwo |
Value: "C:\Users\admin\AppData\Roaming\internetnkwo\internetnkwo.exe" | |||
| (PID) Process: | (2840) internetnkwo.exe | Key: | HKEY_CURRENT_USER\Software\internetnkwo-36HEYL |
| Operation: | write | Name: | EXEpath |
Value: 4523B58394F2B414D5E719A9AC527B19D586992FD9E1C206FDBBECB7CC1CB1F9F6FA001AD7C30BDC44B056996A6D1465ACFF6E646841AE85233435EA5C07519BC029DCA1664D1E1D653F41B8B3EDDDF24DBBBD206417AE9FB2E19FCB3C2817DCC1EA030443F05E8806D33EED42471C46067BEC359001A2842F68 | |||
Executable files
1
Suspicious files
4
Text files
0
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2248 | nk.exe | C:\Users\admin\AppData\Local\Temp\install.vbs | binary | |
MD5:— | SHA256:— | |||
| 2248 | nk.exe | C:\Users\admin\AppData\Roaming\internetnkwo\internetnkwo.exe | executable | |
MD5:— | SHA256:— | |||
| 2664 | internetnkwo.exe | C:\Users\admin\AppData\Local\Temp\~DF92D219A4C1CDEBC5.TMP | binary | |
MD5:— | SHA256:— | |||
| 3620 | nk.exe | C:\Users\admin\AppData\Local\Temp\~DFFF1F90C9EF9479E6.TMP | binary | |
MD5:— | SHA256:— | |||
| 2840 | internetnkwo.exe | C:\Users\admin\AppData\Roaming\internetnkwo\logs.dat | binary | |
MD5:— | SHA256:— | |||
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
6
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 |
|---|---|---|---|---|---|---|
2840 | internetnkwo.exe | 95.140.125.125:3877 | sgntmichael.ddns.net | Drustvo za telekomunikacije Orion telekom doo Beograd, Gandijeva 76a | RS | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
sgntmichael.ddns.net |
| malicious |
dns.msftncsi.com |
| shared |