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| File name: | gIa8sD041zpcnWR.exe |
| Full analysis: | https://app.any.run/tasks/6f25b3a5-851d-4e9f-8a4e-a09de17c0d68 |
| 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: | August 12, 2022, 14:18:11 |
| 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: | 0F2A436BFBCD60A0FFA97E9D1140ADFB |
| SHA1: | B6C46667B013BF90BA7A093C7331DDC4A8B231B6 |
| SHA256: | 1B56EFDA762848A5DCE7F1D3B386FB2FBAC570A8B212BAE16D9CBBEC472D1112 |
| SSDEEP: | 12288:+SZKlgvpc++I2iN1aY6IjVPhoewpRyQLBq8sGSk7+0H317VhjB3y2B/0:/KlmpSI1xjVqlIQ1s+HBIx |
MALICIOUS
Drops executable file immediately after starts
- gIa8sD041zpcnWR.exe (PID: 924)
Connects to CnC server
- RegSvcs.exe (PID: 1772)
NANOCORE was detected
- RegSvcs.exe (PID: 1772)
NANOCORE detected by memory dumps
- RegSvcs.exe (PID: 1772)
SUSPICIOUS
Reads the computer name
- gIa8sD041zpcnWR.exe (PID: 924)
- RegSvcs.exe (PID: 1772)
Checks supported languages
- gIa8sD041zpcnWR.exe (PID: 924)
- RegSvcs.exe (PID: 1772)
Drops a file with a compile date too recent
- gIa8sD041zpcnWR.exe (PID: 924)
Executable content was dropped or overwritten
- gIa8sD041zpcnWR.exe (PID: 924)
Reads Environment values
- RegSvcs.exe (PID: 1772)
INFO
Reads the computer name
- schtasks.exe (PID: 2604)
Checks supported languages
- schtasks.exe (PID: 2604)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Nanocore
(PID) Process(1772) RegSvcs.exe
BackupDnsServer8.8.4.4
PrimaryDnsServer8.8.8.8
UseCustomDnsServerTrue
GCThreshold10485779
MaxPacketSize10485779
BufferSize65535
WanTimeout8000
LanTimeout2500
MutexTimeout5000
KeepAliveTimeout30000
TimeoutInterval5009
RestartDelay5008
ConnectDelay4000
RunDelay0
EnableDebugModeFalse
ActivateAwayModeFalse
PreventSystemSleepTrue
SetCriticalProcessTrue
ClearAccessControlTrue
ClearZoneIdentifierFalse
BypassUserAccountControlTrue
RequestElevationFalse
RunOnStartupFalse
ConnectionPort57601
BackupConnectionHostwalkerben706.ddns.net
PrimaryConnectionHost37.0.14.203
DefaultGroupMAGA001
Mutex6c32a9ad-470c-4ccf-ab57-b5cd5d94c601
Version1.2.2.0
BuildTime2022-08-03 16:25:10.095072
KeyboardLoggingTrue
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
EXIF
EXE
| AssemblyVersion: | 1.0.0.0 |
|---|---|
| ProductVersion: | 1.0.0.0 |
| ProductName: | Breakout Master |
| OriginalFileName: | CompareI.exe |
| LegalTrademarks: | - |
| LegalCopyright: | Copyright © 2021 |
| InternalName: | CompareI.exe |
| FileVersion: | 1.0.0.0 |
| FileDescription: | Breakout Master |
| CompanyName: | Microsoft |
| Comments: | - |
| CharacterSet: | Unicode |
| LanguageCode: | Neutral |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 1.0.0.0 |
| FileVersionNumber: | 1.0.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0xb616e |
| UninitializedDataSize: | - |
| InitializedDataSize: | 1536 |
| CodeSize: | 737792 |
| LinkerVersion: | 48 |
| PEType: | PE32 |
| TimeStamp: | 2086:02:14 20:14:09+01:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 09-Jan-1950 12:45:53 |
| Comments: | - |
| CompanyName: | Microsoft |
| FileDescription: | Breakout Master |
| FileVersion: | 1.0.0.0 |
| InternalName: | CompareI.exe |
| LegalCopyright: | Copyright © 2021 |
| LegalTrademarks: | - |
| OriginalFilename: | CompareI.exe |
| ProductName: | Breakout Master |
| ProductVersion: | 1.0.0.0 |
| Assembly Version: | 1.0.0.0 |
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: | 09-Jan-1950 12:45:53 |
| 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 | 0x000B4194 | 0x000B4200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.79628 |
.rsrc | 0x000B8000 | 0x000003A0 | 0x00000400 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 2.92978 |
.reloc | 0x000BA000 | 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 | 3.29187 | 836 | UNKNOWN | UNKNOWN | RT_VERSION |
Imports
mscoree.dll |
Total processes
36
Monitored processes
3
Malicious processes
2
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 924 | "C:\Users\admin\AppData\Local\Temp\gIa8sD041zpcnWR.exe" | C:\Users\admin\AppData\Local\Temp\gIa8sD041zpcnWR.exe | Explorer.EXE | |
User: admin Company: Microsoft Integrity Level: MEDIUM Description: Breakout Master Exit code: 0 Version: 1.0.0.0 | ||||
| 2604 | "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lTAsJhObLSxWfW" /XML "C:\Users\admin\AppData\Local\Temp\tmpD36F.tmp" | C:\Windows\System32\schtasks.exe | — | gIa8sD041zpcnWR.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) | ||||
| 1772 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | gIa8sD041zpcnWR.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Services Installation Utility Version: 4.0.30319.34209 built by: FX452RTMGDR Nanocore(PID) Process(1772) RegSvcs.exe BackupDnsServer8.8.4.4 PrimaryDnsServer8.8.8.8 UseCustomDnsServerTrue GCThreshold10485779 MaxPacketSize10485779 BufferSize65535 WanTimeout8000 LanTimeout2500 MutexTimeout5000 KeepAliveTimeout30000 TimeoutInterval5009 RestartDelay5008 ConnectDelay4000 RunDelay0 EnableDebugModeFalse ActivateAwayModeFalse PreventSystemSleepTrue SetCriticalProcessTrue ClearAccessControlTrue ClearZoneIdentifierFalse BypassUserAccountControlTrue RequestElevationFalse RunOnStartupFalse ConnectionPort57601 BackupConnectionHostwalkerben706.ddns.net PrimaryConnectionHost37.0.14.203 DefaultGroupMAGA001 Mutex6c32a9ad-470c-4ccf-ab57-b5cd5d94c601 Version1.2.2.0 BuildTime2022-08-03 16:25:10.095072 KeyboardLoggingTrue | ||||
Total events
586
Read events
578
Write events
8
Delete events
0
Modification events
| (PID) Process: | (924) gIa8sD041zpcnWR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (924) gIa8sD041zpcnWR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (924) gIa8sD041zpcnWR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (924) gIa8sD041zpcnWR.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
Executable files
1
Suspicious files
3
Text files
2
Unknown types
1
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 924 | gIa8sD041zpcnWR.exe | C:\Users\admin\AppData\Roaming\lTAsJhObLSxWfW.exe | executable | |
MD5:0F2A436BFBCD60A0FFA97E9D1140ADFB | SHA256:1B56EFDA762848A5DCE7F1D3B386FB2FBAC570A8B212BAE16D9CBBEC472D1112 | |||
| 1772 | RegSvcs.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\run.dat | text | |
MD5:B7549AA1BF2388C80B06596F8E49E391 | SHA256:0D84F3FB6A68E2302FF44DBB070ED9848F0ED7F0997646BC6E9B38D12A5B7F16 | |||
| 924 | gIa8sD041zpcnWR.exe | C:\Users\admin\AppData\Local\Temp\tmpD36F.tmp | xml | |
MD5:4A1630A94B63719F18993FC615FFB44A | SHA256:9EC3E819355CBBB0E5991CA4FE770B1AB299C6D780B5578944D6D1C1D1371D98 | |||
| 1772 | RegSvcs.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\settings.bak | binary | |
MD5:ACD3FB4310417DC77FE06F15B0E353E6 | SHA256:DC3AE604991C9BB8FF8BC4502AE3D0DB8A3317512C0F432490B103B89C1A4368 | |||
| 1772 | RegSvcs.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\storage.dat | binary | |
MD5:0CA9956E5967CBD48189498803097888 | SHA256:535452B987718279A4606B726A3DB76C48C74D8D5D4D08D10272511CBC7EB756 | |||
| 1772 | RegSvcs.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\settings.bin | binary | |
MD5:ACD3FB4310417DC77FE06F15B0E353E6 | SHA256:DC3AE604991C9BB8FF8BC4502AE3D0DB8A3317512C0F432490B103B89C1A4368 | |||
| 1772 | RegSvcs.exe | C:\Users\admin\AppData\Roaming\90059C37-1320-41A4-B58D-2B75A9850D2F\catalog.dat | bs | |
MD5:061E700FE27D852034A5A44BF5985CCF | SHA256:4BBB88AF530693EB4A710B0591D4BAF585837242C5690F5A821BF2FC9CC587CD | |||
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 |
|---|---|---|---|---|---|---|
1772 | RegSvcs.exe | 37.0.14.203:57601 | — | — | NL | malicious |
DNS requests
Threats
PID | Process | Class | Message |
|---|---|---|---|
1772 | RegSvcs.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
1772 | RegSvcs.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
1772 | RegSvcs.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
1772 | RegSvcs.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
1772 | RegSvcs.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
1772 | RegSvcs.exe | A Network Trojan was detected | ET TROJAN Possible NanoCore C2 60B |
22 ETPRO signatures available at the full report