71af9668af296c05e01a3b76d12d92e0a2aded6f561acf43c7465b29b65fa7ee

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\IExplorer.exe"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\system32\\IExplorer.exe\""	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

Hidden Files and Directories

T1564.001

Modify Registry

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

Hidden Files and Directories

T1564.001

Modify Registry

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Disables RegEdit via registry modification 2 IoCs

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Disables use of System Restore points 1 TTPs
evasion

Inhibit System Recovery
T1490
Executes dropped EXE 7 IoCs

Processes:

xk.exeIExplorer.exeWINLOGON.EXECSRSS.EXESERVICES.EXELSASS.EXESMSS.EXE

pid process

4756 xk.exe
4388 IExplorer.exe
2320 WINLOGON.EXE
4248 CSRSS.EXE
5604 SERVICES.EXE
2896 LSASS.EXE
3844 SMSS.EXE

pid	process
4756	xk.exe
4388	IExplorer.exe
2320	WINLOGON.EXE
4248	CSRSS.EXE
5604	SERVICES.EXE
2896	LSASS.EXE
3844	SMSS.EXE

Modifies system executable filetype association 2 TTPs 13 IoCs

persistence

Modify Registry

Change Default File Association

T1546.001

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\ = "File Folder"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xk = "C:\\Windows\\xk.exe"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSMSGS = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\WINLOGON.EXE"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ServiceAdmin = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\SERVICES.EXE"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\LogonAdmin = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\CSRSS.EXE"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\System Monitoring = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\LSASS.EXE"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Drops file in System32 directory 6 IoCs

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\IExplorer.exe	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\Mig2.scr	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\shell.exe	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\shell.exe	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\Mig2.scr	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\IExplorer.exe	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Drops file in Windows directory 2 IoCs

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
File opened for modification	C:\Windows\xk.exe	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
File created	C:\Windows\xk.exe	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Modifies Control Panel 4 IoCs

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\Desktop\	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\Desktop\SCRNSAVE.EXE = "C:\\Windows\\system32\\Mig~mig.SCR"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\Desktop\ScreenSaveTimeOut = "600"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Modifies registry class 15 IoCs

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\ = "File Folder"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

pid process

3948 5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
3948 5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exexk.exeIExplorer.exeWINLOGON.EXECSRSS.EXESERVICES.EXELSASS.EXESMSS.EXE

pid	process
3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
4756	xk.exe
4388	IExplorer.exe
2320	WINLOGON.EXE
4248	CSRSS.EXE
5604	SERVICES.EXE
2896	LSASS.EXE
3844	SMSS.EXE

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	pid	process	target process
PID 3948 wrote to memory of 4756	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	xk.exe
PID 3948 wrote to memory of 4756	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	xk.exe
PID 3948 wrote to memory of 4756	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	xk.exe
PID 3948 wrote to memory of 4388	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	IExplorer.exe
PID 3948 wrote to memory of 4388	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	IExplorer.exe
PID 3948 wrote to memory of 4388	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	IExplorer.exe
PID 3948 wrote to memory of 2320	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	WINLOGON.EXE
PID 3948 wrote to memory of 2320	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	WINLOGON.EXE
PID 3948 wrote to memory of 2320	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	WINLOGON.EXE
PID 3948 wrote to memory of 4248	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	CSRSS.EXE
PID 3948 wrote to memory of 4248	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	CSRSS.EXE
PID 3948 wrote to memory of 4248	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	CSRSS.EXE
PID 3948 wrote to memory of 5604	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	SERVICES.EXE
PID 3948 wrote to memory of 5604	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	SERVICES.EXE
PID 3948 wrote to memory of 5604	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	SERVICES.EXE
PID 3948 wrote to memory of 2896	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	LSASS.EXE
PID 3948 wrote to memory of 2896	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	LSASS.EXE
PID 3948 wrote to memory of 2896	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	LSASS.EXE
PID 3948 wrote to memory of 3844	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	SMSS.EXE
PID 3948 wrote to memory of 3844	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	SMSS.EXE
PID 3948 wrote to memory of 3844	3948	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe	SMSS.EXE

System policy modification 1 TTPs 4 IoCs

Modify Registry

Processes:

5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoFolderOptions = "1"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe

C:\Users\Admin\AppData\Local\Temp\5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\5962c117eb1df6cb926a2755e81e95b0_NeikiAnalytics.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Disables RegEdit via registry modification
- Modifies system executable filetype association
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3948
- C:\Windows\xk.exe
  C:\Windows\xk.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:4756
- C:\Windows\SysWOW64\IExplorer.exe
  C:\Windows\system32\IExplorer.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:4388
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\WINLOGON.EXE"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2320
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\CSRSS.EXE"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:4248
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SERVICES.EXE"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:5604
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\LSASS.EXE"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2896
- C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE
  "C:\Users\Admin\Local Settings\Application Data\WINDOWS\SMSS.EXE"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:3844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Hide Artifacts

2

T1564

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery