5c900947a6337340980f03eff4699010e02f106e66cd588c60c4c2a6105775c6

Processes:

explorer.exesvchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Windows\\explorer.exe, c:\\windows\\system\\explorer.exe"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Windows\\explorer.exe, c:\\windows\\system\\explorer.exe"	svchost.exe

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

evasion

Hidden Files and Directories

T1564.001

Modify Registry

Processes:

explorer.exesvchost.exe

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

Modifies Installed Components in the registry 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

Processes:

svchost.exeexplorer.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR"	svchost.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\ACTIVE SETUP\INSTALLED COMPONENTS\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}	svchost.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR"	explorer.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F146C9B1-VMVQ-A9RC-NUFL-D0BA00B4E999}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mrsys.exe MR"	svchost.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}	svchost.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}	svchost.exe

Executes dropped EXE 4 IoCs

Processes:

explorer.exespoolsv.exesvchost.exespoolsv.exe

pid process

2156 explorer.exe
3028 spoolsv.exe
908 svchost.exe
4876 spoolsv.exe

pid	process
2156	explorer.exe
3028	spoolsv.exe
908	svchost.exe
4876	spoolsv.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

Processes:

explorer.exesvchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\system\\explorer.exe RO"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\system\\svchost.exe RO"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Explorer = "c:\\windows\\system\\explorer.exe RO"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\Svchost = "c:\\windows\\system\\svchost.exe RO"	svchost.exe

Drops file in Windows directory 6 IoCs

Processes:

59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exeexplorer.exespoolsv.exesvchost.exe

description	ioc	process
File opened for modification	\??\c:\windows\system\explorer.exe	59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe
File opened for modification	\??\c:\windows\system\spoolsv.exe	explorer.exe
File opened for modification	\??\c:\windows\system\svchost.exe	spoolsv.exe
File opened for modification	\??\c:\windows\system\explorer.exe	explorer.exe
File opened for modification	\??\c:\windows\system\svchost.exe	svchost.exe
File opened for modification	C:\Windows\system\udsys.exe	explorer.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exeexplorer.exesvchost.exe

pid	process
2464	59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe
2464	59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe
2156	explorer.exe
2156	explorer.exe
2156	explorer.exe
2156	explorer.exe
2156	explorer.exe
2156	explorer.exe
2156	explorer.exe
2156	explorer.exe
908	svchost.exe
908	svchost.exe
908	svchost.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
908	svchost.exe
2156	explorer.exe
2156	explorer.exe
908	svchost.exe
908	svchost.exe
2156	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

explorer.exesvchost.exe

pid process

2156 explorer.exe
908 svchost.exe

pid	process
2156	explorer.exe
908	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exeexplorer.exespoolsv.exesvchost.exespoolsv.exe

pid	process
2464	59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe
2464	59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe
2156	explorer.exe
2156	explorer.exe
3028	spoolsv.exe
3028	spoolsv.exe
908	svchost.exe
908	svchost.exe
4876	spoolsv.exe
4876	spoolsv.exe
2156	explorer.exe
2156	explorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exeexplorer.exespoolsv.exesvchost.exe

description	pid	process	target process
PID 2464 wrote to memory of 2156	2464	59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe	explorer.exe
PID 2464 wrote to memory of 2156	2464	59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe	explorer.exe
PID 2464 wrote to memory of 2156	2464	59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe	explorer.exe
PID 2156 wrote to memory of 3028	2156	explorer.exe	spoolsv.exe
PID 2156 wrote to memory of 3028	2156	explorer.exe	spoolsv.exe
PID 2156 wrote to memory of 3028	2156	explorer.exe	spoolsv.exe
PID 3028 wrote to memory of 908	3028	spoolsv.exe	svchost.exe
PID 3028 wrote to memory of 908	3028	spoolsv.exe	svchost.exe
PID 3028 wrote to memory of 908	3028	spoolsv.exe	svchost.exe
PID 908 wrote to memory of 4876	908	svchost.exe	spoolsv.exe
PID 908 wrote to memory of 4876	908	svchost.exe	spoolsv.exe
PID 908 wrote to memory of 4876	908	svchost.exe	spoolsv.exe
PID 908 wrote to memory of 4076	908	svchost.exe	at.exe
PID 908 wrote to memory of 4076	908	svchost.exe	at.exe
PID 908 wrote to memory of 4076	908	svchost.exe	at.exe
PID 908 wrote to memory of 4972	908	svchost.exe	at.exe
PID 908 wrote to memory of 4972	908	svchost.exe	at.exe
PID 908 wrote to memory of 4972	908	svchost.exe	at.exe
PID 908 wrote to memory of 4280	908	svchost.exe	at.exe
PID 908 wrote to memory of 4280	908	svchost.exe	at.exe
PID 908 wrote to memory of 4280	908	svchost.exe	at.exe

C:\Users\Admin\AppData\Local\Temp\59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\59a91a207cfb3c1808b174dbd6a26f00_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2464

\??\c:\windows\system\explorer.exe
c:\windows\system\explorer.exe
2⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Modifies Installed Components in the registry
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2156

\??\c:\windows\system\spoolsv.exe
c:\windows\system\spoolsv.exe SE
3⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3028

\??\c:\windows\system\svchost.exe
c:\windows\system\svchost.exe
4⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Modifies Installed Components in the registry
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:908

\??\c:\windows\system\spoolsv.exe
c:\windows\system\spoolsv.exe PR
5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4876

C:\Windows\SysWOW64\at.exe
at 23:41 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
5⤵
PID:4076

C:\Windows\SysWOW64\at.exe
at 23:42 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
5⤵
PID:4972

C:\Windows\SysWOW64\at.exe
at 23:43 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
5⤵
PID:4280

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=4176,i,15721081447618313297,6839074028983272033,262144 --variations-seed-version --mojo-platform-channel-handle=4656 /prefetch:8
1⤵
PID:1132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

3

T1547

Registry Run Keys / Startup Folder

2

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

3

T1547

Registry Run Keys / Startup Folder

2

Winlogon Helper DLL

T1547.004

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

System Information Discovery