6a0e41f1c256dbc25ef0482dce97ae82ae3c39d31c6340c86dc8a135d5af2d23

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe \"C:\\Windows\\system32\\IExplorer.exe\""	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\IExplorer.exe"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

Hidden Files and Directories

T1564.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

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

Hidden Files and Directories

T1564.001

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

Disables RegEdit via registry modification 2 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

Disables use of System Restore points 1 TTPs
evasion

Inhibit System Recovery
T1490

Executes dropped EXE 7 IoCs

pid	Process
4692	xk.exe
1816	IExplorer.exe
4044	WINLOGON.EXE
2540	CSRSS.EXE
4428	SERVICES.EXE
820	LSASS.EXE
4040	SMSS.EXE

Modifies system executable filetype association 2 TTPs 13 IoCs

persistence

Modify Registry

Change Default File Association

T1546.001

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\ = "File Folder"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

UPX packed file 18 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1652-0-0x0000000000400000-0x000000000042F000-memory.dmp	upx
behavioral2/files/0x000700000002354f-8.dat	upx
behavioral2/files/0x0007000000023553-106.dat	upx
behavioral2/files/0x0007000000023557-111.dat	upx
behavioral2/memory/4692-113-0x0000000000400000-0x000000000042F000-memory.dmp	upx
behavioral2/memory/1816-118-0x0000000000400000-0x000000000042F000-memory.dmp	upx
behavioral2/files/0x0007000000023559-120.dat	upx
behavioral2/memory/4044-125-0x0000000000400000-0x000000000042F000-memory.dmp	upx
behavioral2/files/0x000700000002355a-127.dat	upx
behavioral2/memory/2540-132-0x0000000000400000-0x000000000042F000-memory.dmp	upx
behavioral2/files/0x000700000002355b-134.dat	upx
behavioral2/memory/4428-136-0x0000000000400000-0x000000000042F000-memory.dmp	upx
behavioral2/memory/4428-140-0x0000000000400000-0x000000000042F000-memory.dmp	upx
behavioral2/files/0x000700000002355c-142.dat	upx
behavioral2/memory/820-146-0x0000000000400000-0x000000000042F000-memory.dmp	upx
behavioral2/files/0x000700000002355d-148.dat	upx
behavioral2/memory/4040-152-0x0000000000400000-0x000000000042F000-memory.dmp	upx
behavioral2/memory/1652-154-0x0000000000400000-0x000000000042F000-memory.dmp	upx

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSMSGS = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\WINLOGON.EXE"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ServiceAdmin = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\SERVICES.EXE"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\LogonAdmin = "C:\\Users\\Admin\\Local Settings\\Application Data\\WINDOWS\\CSRSS.EXE"	d1f715064299924410101db0420a8ba0_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"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xk = "C:\\Windows\\xk.exe"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\shell.exe	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\shell.exe	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\Mig2.scr	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\IExplorer.exe	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\IExplorer.exe	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\Mig2.scr	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\xk.exe	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
File created	C:\Windows\xk.exe	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

Modifies Control Panel 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\Desktop\ScreenSaverIsSecure = "0"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\Desktop\ScreenSaveTimeOut = "600"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\Desktop\	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\Desktop\SCRNSAVE.EXE = "C:\\Windows\\system32\\Mig~mig.SCR"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

Modifies registry class 15 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile\shell\open\command\ = "\"C:\\Windows\\system32\\shell.exe\" \"%1\" %*"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\ = "File Folder"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\lnkfile	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
4692	xk.exe
1816	IExplorer.exe
4044	WINLOGON.EXE
2540	CSRSS.EXE
4428	SERVICES.EXE
820	LSASS.EXE
4040	SMSS.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1652 wrote to memory of 4692	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	90
PID 1652 wrote to memory of 4692	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	90
PID 1652 wrote to memory of 4692	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	90
PID 1652 wrote to memory of 1816	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	91
PID 1652 wrote to memory of 1816	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	91
PID 1652 wrote to memory of 1816	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	91
PID 1652 wrote to memory of 4044	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	92
PID 1652 wrote to memory of 4044	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	92
PID 1652 wrote to memory of 4044	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	92
PID 1652 wrote to memory of 2540	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	93
PID 1652 wrote to memory of 2540	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	93
PID 1652 wrote to memory of 2540	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	93
PID 1652 wrote to memory of 4428	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	94
PID 1652 wrote to memory of 4428	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	94
PID 1652 wrote to memory of 4428	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	94
PID 1652 wrote to memory of 820	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	95
PID 1652 wrote to memory of 820	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	95
PID 1652 wrote to memory of 820	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	95
PID 1652 wrote to memory of 4040	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	96
PID 1652 wrote to memory of 4040	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	96
PID 1652 wrote to memory of 4040	1652	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe	96

System policy modification 1 TTPs 4 IoCs

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoFolderOptions = "1"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe

C:\Users\Admin\AppData\Local\Temp\d1f715064299924410101db0420a8ba0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\d1f715064299924410101db0420a8ba0_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:1652
- C:\Windows\xk.exe
  C:\Windows\xk.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:4692
- C:\Windows\SysWOW64\IExplorer.exe
  C:\Windows\system32\IExplorer.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:1816
- 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:4044
- 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:2540
- 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:4428
- 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:820
- 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:4040

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4244,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=3900 /prefetch:8
1⤵
PID:1976

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