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| File name: | Payment_copy.exe |
| Full analysis: | https://app.any.run/tasks/fb6740a2-9133-445d-857e-c262c508312c |
| 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: | May 15, 2019, 17:27:07 |
| 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, UPX compressed |
| MD5: | 90E3A58B9F0DD1463D079855C85E5BC7 |
| SHA1: | 1940D4CD3F4524945A24B65085B5068840BFD7C1 |
| SHA256: | 7DC653B134CB8C808283CA03BC43D78B79BC2BC25BB331836B633285ADEC4942 |
| SSDEEP: | 12288:lquErHF6xC9D6DmR1J98w4oknqO/CyQf4tgiV4xuXnWn1SV5NRfZAW1+8Jt:4rl6kD68JmlokQfGV0j1SV5pR1+m |
MALICIOUS
Application was dropped or rewritten from another process
- RegAsm.exe (PID: 3076)
Changes the autorun value in the registry
- RegAsm.exe (PID: 3076)
- Payment_copy.exe (PID: 3876)
Loads the Task Scheduler COM API
- schtasks.exe (PID: 1396)
- schtasks.exe (PID: 2276)
Uses Task Scheduler to run other applications
- RegAsm.exe (PID: 3076)
Connects to CnC server
- RegAsm.exe (PID: 3076)
NanoCore was detected
- RegAsm.exe (PID: 3076)
Known privilege escalation attack
- Payment_copy.exe (PID: 1252)
SUSPICIOUS
Creates files in the program directory
- RegAsm.exe (PID: 3076)
Executable content was dropped or overwritten
- Payment_copy.exe (PID: 3876)
- RegAsm.exe (PID: 3076)
Creates files in the user directory
- RegAsm.exe (PID: 3076)
- Payment_copy.exe (PID: 3876)
Modifies the open verb of a shell class
- Payment_copy.exe (PID: 1252)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | UPX compressed Win32 Executable (39.3) |
|---|---|---|
| .exe | | | Win32 EXE Yoda's Crypter (38.6) |
| .dll | | | Win32 Dynamic Link Library (generic) (9.5) |
| .exe | | | Win32 Executable (generic) (6.5) |
| .exe | | | Generic Win/DOS Executable (2.9) |
EXIF
EXE
| CharacterSet: | Unicode |
|---|---|
| LanguageCode: | English (British) |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x0000 |
| ProductVersionNumber: | 0.0.0.0 |
| FileVersionNumber: | 0.0.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 5.1 |
| ImageVersion: | - |
| OSVersion: | 5.1 |
| EntryPoint: | 0x13c260 |
| UninitializedDataSize: | 942080 |
| InitializedDataSize: | 425984 |
| CodeSize: | 352256 |
| LinkerVersion: | 12 |
| PEType: | PE32 |
| TimeStamp: | 2019:05:15 16:26:30+02:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 15-May-2019 14:26:30 |
| 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: | 0x00000110 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 15-May-2019 14:26:30 |
| 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 |
|---|---|---|---|---|---|
UPX0 | 0x00001000 | 0x000E6000 | 0x00000000 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
UPX1 | 0x000E7000 | 0x00056000 | 0x00055600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.93514 |
.rsrc | 0x0013D000 | 0x00068000 | 0x00067400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 7.60663 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 5.40026 | 1007 | Latin 1 / Western European | English - United Kingdom | RT_MANIFEST |
2 | 2.05883 | 296 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
3 | 2.25499 | 296 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
4 | 2.11865 | 60104 | Latin 1 / Western European | English - United Kingdom | RT_ICON |
7 | 3.34702 | 1428 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
8 | 3.2817 | 1674 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
9 | 3.28849 | 1168 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
10 | 3.28373 | 1532 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
11 | 3.26322 | 1628 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
12 | 3.25812 | 1126 | Latin 1 / Western European | English - United Kingdom | RT_STRING |
Imports
ADVAPI32.dll |
COMCTL32.dll |
COMDLG32.dll |
GDI32.dll |
IPHLPAPI.DLL |
KERNEL32.DLL |
MPR.dll |
OLEAUT32.dll |
PSAPI.DLL |
SHELL32.dll |
Total processes
43
Monitored processes
7
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 1252 | "C:\Users\admin\AppData\Local\Temp\Payment_copy.exe" | C:\Users\admin\AppData\Local\Temp\Payment_copy.exe | — | explorer.exe |
User: admin Integrity Level: MEDIUM Exit code: 0 | ||||
| 2360 | "C:\Windows\System32\eventvwr.exe" | C:\Windows\System32\eventvwr.exe | — | Payment_copy.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Event Viewer Snapin Launcher Exit code: 3221226540 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2156 | "C:\Windows\System32\eventvwr.exe" | C:\Windows\System32\eventvwr.exe | Payment_copy.exe | |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Event Viewer Snapin Launcher Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 3876 | "C:\Users\admin\AppData\Local\Temp\Payment_copy.exe" | C:\Users\admin\AppData\Local\Temp\Payment_copy.exe | eventvwr.exe | |
User: admin Integrity Level: HIGH Exit code: 0 | ||||
| 3076 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | Payment_copy.exe | |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft .NET Assembly Registration Utility Version: 2.0.50727.5420 (Win7SP1.050727-5400) | ||||
| 1396 | "schtasks.exe" /create /f /tn "TCP Monitor" /xml "C:\Users\admin\AppData\Local\Temp\tmp77E7.tmp" | C:\Windows\system32\schtasks.exe | — | RegAsm.exe |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 2276 | "schtasks.exe" /create /f /tn "TCP Monitor Task" /xml "C:\Users\admin\AppData\Local\Temp\tmp78D3.tmp" | C:\Windows\system32\schtasks.exe | — | RegAsm.exe |
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
Total events
129
Read events
117
Write events
0
Delete events
0
Modification events
Executable files
2
Suspicious files
0
Text files
2
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3076 | RegAsm.exe | C:\Users\admin\AppData\Local\Temp\tmp77E7.tmp | — | |
MD5:— | SHA256:— | |||
| 3076 | RegAsm.exe | C:\Users\admin\AppData\Local\Temp\tmp78D3.tmp | — | |
MD5:— | SHA256:— | |||
| 3876 | Payment_copy.exe | C:\Users\admin\AppData\Roaming\iscsicli\vssadmin.exe | executable | |
MD5:B96B0D6CFDF965205E54A7248E8B14A1 | SHA256:32B08EB836A8ED0D571F75D2DA2AB8B75F5870E96D62F1F55D2CD6275430DB55 | |||
| 3076 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | text | |
MD5:E77B9849C6CA3C5B78585CEB75E366F2 | SHA256:65654D213DD7760B3274CB80A2CABBDBC83C58E0C2C50B979CCD3DB231390218 | |||
| 3076 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\catalog.dat | bs | |
MD5:32D0AAE13696FF7F8AF33B2D22451028 | SHA256:5347661365E7AD2C1ACC27AB0D150FFA097D9246BB3626FCA06989E976E8DD29 | |||
| 3076 | RegAsm.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\task.dat | text | |
MD5:EFD1636CFC3CC38FD7BABAE5CAC9EDE0 | SHA256:F827D5B11C1EB3902D601C3E0B59BA32FE11C0B573FBF22FB2AF86BFD4651BBA | |||
| 3076 | RegAsm.exe | C:\Program Files\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
1
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 |
|---|---|---|---|---|---|---|
3076 | RegAsm.exe | 160.202.163.242:6765 | — | Korea Telecom | KR | malicious |
DNS requests
Threats
PID | Process | Class | Message |
|---|---|---|---|
3076 | RegAsm.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
3076 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
3076 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
3076 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
3076 | RegAsm.exe | A Network Trojan was detected | MALWARE [PTsecurity] NanoCore.RAT |
2 ETPRO signatures available at the full report