analyze malware
- Huge database of samples and IOCs
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| File name: | Scaned-docunments Pdf. |
| Full analysis: | https://app.any.run/tasks/48439ff0-e4ef-4326-92dd-2f9acd705ebf |
| 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, 18:02:37 |
| 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: | 003E2D43D3437A19B31C7FDC273F696D |
| SHA1: | D9FF80FA76F28643AFA0186A5DB5A6324D08599F |
| SHA256: | 5E1B9C059B569C0D240817BE764D36129B1F81C7063C8731F919D871AB715CD4 |
| SSDEEP: | 12288:6w5+uEmlHMO8pVKFHeSJ7zdGop+3B+v1S+XvT:jREQF8bKNeSJ7zdGS+3w9 |
MALICIOUS
Writes to a start menu file
- skvp.exe (PID: 1020)
NanoCore was detected
- skvp.exe (PID: 2768)
Connects to CnC server
- skvp.exe (PID: 2768)
SUSPICIOUS
Creates files in the user directory
- skvp.exe (PID: 1020)
- cmd.exe (PID: 2960)
- skvp.exe (PID: 2768)
Starts CMD.EXE for commands execution
- skvp.exe (PID: 1020)
- f5118e84-8671-430c-9c23-87fc3fcb07aa.exe (PID: 3780)
Executable content was dropped or overwritten
- cmd.exe (PID: 2960)
Application launched itself
- skvp.exe (PID: 1020)
Cleans NTFS data-stream (Zone Identifier)
- skvp.exe (PID: 2768)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Win64 Executable (generic) (61.6) |
|---|---|---|
| .dll | | | Win32 Dynamic Link Library (generic) (14.6) |
| .exe | | | Win32 Executable (generic) (10) |
| .exe | | | Win16/32 Executable Delphi generic (4.6) |
| .exe | | | Generic Win/DOS Executable (4.4) |
EXIF
EXE
| AssemblyVersion: | 0.0.0.0 |
|---|---|
| ProductVersion: | 8.46.0.60 |
| ProductName: | skype |
| OriginalFileName: | ymm.exe |
| LegalCopyright: | Copyright © 2019 skype and/or microsoft. |
| InternalName: | ymm.exe |
| FileVersion: | 8.46.0.60 |
| FileDescription: | skype |
| CompanyName: | skype technologies s.a. |
| Comments: | agument proccessing |
| CharacterSet: | Unicode |
| LanguageCode: | Neutral |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 8.46.0.60 |
| FileVersionNumber: | 8.46.0.60 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0x9b67e |
| UninitializedDataSize: | - |
| InitializedDataSize: | 70144 |
| CodeSize: | 628736 |
| LinkerVersion: | 8 |
| PEType: | PE32 |
| TimeStamp: | 1974:08:31 22:00:24+01:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 31-Aug-1974 21:00:24 |
| Comments: | agument proccessing |
| CompanyName: | skype technologies s.a. |
| FileDescription: | skype |
| FileVersion: | 8.46.0.60 |
| InternalName: | ymm.exe |
| LegalCopyright: | Copyright © 2019 skype and/or microsoft. |
| OriginalFilename: | ymm.exe |
| ProductName: | skype |
| ProductVersion: | 8.46.0.60 |
| Assembly Version: | 0.0.0.0 |
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: | 31-Aug-1974 21:00:24 |
| 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 | 0x00099684 | 0x00099800 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.26718 |
.rsrc | 0x0009C000 | 0x00011000 | 0x00011000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.32012 |
.reloc | 0x000AE000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.00112 | 490 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
50 | 5.30167 | 67624 | UNKNOWN | UNKNOWN | RT_ICON |
Imports
mscoree.dll |
Total processes
51
Monitored processes
9
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 3780 | "C:\Users\admin\Desktop\f5118e84-8671-430c-9c23-87fc3fcb07aa.exe" | C:\Users\admin\Desktop\f5118e84-8671-430c-9c23-87fc3fcb07aa.exe | — | explorer.exe |
User: admin Company: skype technologies s.a. Integrity Level: MEDIUM Description: skype Exit code: 0 Version: 8.46.0.60 | ||||
| 1808 | "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\admin\Desktop\f5118e84-8671-430c-9c23-87fc3fcb07aa.exe:Zone.Identifier" | C:\Windows\System32\cmd.exe | — | f5118e84-8671-430c-9c23-87fc3fcb07aa.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) | ||||
| 2072 | "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\admin\Desktop\f5118e84-8671-430c-9c23-87fc3fcb07aa.exe:Zone.Identifier" | C:\Windows\System32\cmd.exe | — | f5118e84-8671-430c-9c23-87fc3fcb07aa.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) | ||||
| 2960 | "C:\Windows\System32\cmd.exe" /c copy "C:\Users\admin\Desktop\f5118e84-8671-430c-9c23-87fc3fcb07aa.exe" "C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\skvp.exe" | C:\Windows\System32\cmd.exe | f5118e84-8671-430c-9c23-87fc3fcb07aa.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) | ||||
| 3324 | "C:\Windows\System32\cmd.exe" /c, "C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\skvp.exe" | C:\Windows\System32\cmd.exe | — | f5118e84-8671-430c-9c23-87fc3fcb07aa.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) | ||||
| 1020 | "C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\skvp.exe" | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\skvp.exe | cmd.exe | |
User: admin Company: skype technologies s.a. Integrity Level: MEDIUM Description: skype Exit code: 0 Version: 8.46.0.60 | ||||
| 3212 | "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\skvp.exe:Zone.Identifier" | C:\Windows\System32\cmd.exe | — | skvp.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) | ||||
| 3704 | "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\skvp.exe:Zone.Identifier" | C:\Windows\System32\cmd.exe | — | skvp.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) | ||||
| 2768 | "C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\skvp.exe" | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\skvp.exe | skvp.exe | |
User: admin Company: skype technologies s.a. Integrity Level: MEDIUM Description: skype Version: 8.46.0.60 | ||||
Total events
551
Read events
543
Write events
8
Delete events
0
Modification events
| (PID) Process: | (3780) f5118e84-8671-430c-9c23-87fc3fcb07aa.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3780) f5118e84-8671-430c-9c23-87fc3fcb07aa.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (1020) skvp.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (1020) skvp.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
Executable files
1
Suspicious files
3
Text files
0
Unknown types
2
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2960 | cmd.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\skvp.exe | executable | |
MD5:003E2D43D3437A19B31C7FDC273F696D | SHA256:5E1B9C059B569C0D240817BE764D36129B1F81C7063C8731F919D871AB715CD4 | |||
| 1020 | skvp.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skvp.lnk | lnk | |
MD5:8795CA97006CB56544FD9EEA1830D4A4 | SHA256:5956B5F979ACF852F0817C007535AD1FFB8830E4A99FF52B083758757A162EF2 | |||
| 2768 | skvp.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | binary | |
MD5:123974DCC8EE09691639A4D8FD9A8953 | SHA256:13017C7956218C01B8BF35C7E09D64D862923FBCA813DB5665B424E5EECE995C | |||
| 2768 | skvp.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\settings.bin | binary | |
MD5:4E5E92E2369688041CC82EF9650EDED2 | SHA256:F8098A6290118F2944B9E7C842BD014377D45844379F863B00D54515A8A64B48 | |||
| 2768 | skvp.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\storage.dat | binary | |
MD5:7E8F4A764B981D5B82D1CC49D341E9C6 | SHA256:0BD3AAC12623520C4E2031C8B96B4A154702F36F97F643158E91E987D317B480 | |||
| 2768 | skvp.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\catalog.dat | bs | |
MD5:32D0AAE13696FF7F8AF33B2D22451028 | SHA256:5347661365E7AD2C1ACC27AB0D150FFA097D9246BB3626FCA06989E976E8DD29 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
2
DNS requests
1
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 |
|---|---|---|---|---|---|---|
2768 | skvp.exe | 8.8.8.8:53 | — | Google Inc. | US | whitelisted |
2768 | skvp.exe | 45.74.1.29:1133 | ezefab.warzonedns.com | Psychz Networks | SA | malicious |
DNS requests
Domain | IP | Reputation |
|---|---|---|
ezefab.warzonedns.com |
| malicious |
Threats
PID | Process | Class | Message |
|---|---|---|---|
2768 | skvp.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
2768 | skvp.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2768 | skvp.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2768 | skvp.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2768 | skvp.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2768 | skvp.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 64B |
2768 | skvp.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2768 | skvp.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2768 | skvp.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2768 | skvp.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 64B |
19 ETPRO signatures available at the full report