74c1cd0a43de90486191599c3188aa89b281f4ab74a78eb45589392134dd70ab

Analysis

max time kernel
151s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/06/2024, 00:45

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General

Target
94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe
Size 66KB
Sample240614-a4cbqsyalg
SHA256 74c1cd0a43de90486191599c3188aa89b281f4ab74a78eb45589392134dd70ab
MD5 94bcffb8d228b16958fde08929438130
SHA1 4b2d6f33789a92be6155d17979e42bef619ea074
SHA512 e3cc6512d1db4d53bd7036b3cbdeebd796268177a65bde91579e8f7f1cbb24d08391ff39641d477e022107170454fdcb8e4f9b2c23af46186377cc18852562db
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiH:IeklMMYJhqezw/pXzH9iH
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

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

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\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

T1547.001

Modify Registry

T1112

description	ioc	Process
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
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

Executes dropped EXE 4 IoCs

pid	Process
1780	explorer.exe
1920	spoolsv.exe
1184	svchost.exe
4964	spoolsv.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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

description	ioc	Process
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
File opened for modification	\??\c:\windows\system\explorer.exe	94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe
File opened for modification	\??\c:\windows\system\spoolsv.exe	explorer.exe
File opened for modification	\??\c:\windows\system\svchost.exe	spoolsv.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

pid	Process
2240	94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe
2240	94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe
1780	explorer.exe
1780	explorer.exe
1780	explorer.exe
1780	explorer.exe
1780	explorer.exe
1780	explorer.exe
1780	explorer.exe
1780	explorer.exe
1184	svchost.exe
1184	svchost.exe
1780	explorer.exe
1780	explorer.exe
1184	svchost.exe
1184	svchost.exe
1780	explorer.exe
1780	explorer.exe
1184	svchost.exe
1184	svchost.exe
1780	explorer.exe
1780	explorer.exe
1184	svchost.exe
1184	svchost.exe
1780	explorer.exe
1780	explorer.exe
1184	svchost.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe
1780	explorer.exe
1184	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
1780	explorer.exe
1184	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2240	94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe
2240	94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe
1780	explorer.exe
1780	explorer.exe
1920	spoolsv.exe
1920	spoolsv.exe
1184	svchost.exe
1184	svchost.exe
4964	spoolsv.exe
4964	spoolsv.exe
1780	explorer.exe
1780	explorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 1780	2240	94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe	90
PID 2240 wrote to memory of 1780	2240	94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe	90
PID 2240 wrote to memory of 1780	2240	94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe	90
PID 1780 wrote to memory of 1920	1780	explorer.exe	91
PID 1780 wrote to memory of 1920	1780	explorer.exe	91
PID 1780 wrote to memory of 1920	1780	explorer.exe	91
PID 1920 wrote to memory of 1184	1920	spoolsv.exe	92
PID 1920 wrote to memory of 1184	1920	spoolsv.exe	92
PID 1920 wrote to memory of 1184	1920	spoolsv.exe	92
PID 1184 wrote to memory of 4964	1184	svchost.exe	93
PID 1184 wrote to memory of 4964	1184	svchost.exe	93
PID 1184 wrote to memory of 4964	1184	svchost.exe	93
PID 1184 wrote to memory of 2084	1184	svchost.exe	94
PID 1184 wrote to memory of 2084	1184	svchost.exe	94
PID 1184 wrote to memory of 2084	1184	svchost.exe	94
PID 1184 wrote to memory of 3736	1184	svchost.exe	106
PID 1184 wrote to memory of 3736	1184	svchost.exe	106
PID 1184 wrote to memory of 3736	1184	svchost.exe	106
PID 1184 wrote to memory of 4524	1184	svchost.exe	108
PID 1184 wrote to memory of 4524	1184	svchost.exe	108
PID 1184 wrote to memory of 4524	1184	svchost.exe	108

C:\Users\Admin\AppData\Local\Temp\94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\94bcffb8d228b16958fde08929438130_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2240
- \??\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:1780
- - \??\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:1920
  - - \??\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:1184
    - - \??\c:\windows\system\spoolsv.exe
        
        c:\windows\system\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:4964
    - - C:\Windows\SysWOW64\at.exe
        
        at 00:47 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:2084
    - - C:\Windows\SysWOW64\at.exe
        
        at 00:48 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:3736
    - - C:\Windows\SysWOW64\at.exe
        
        at 00:49 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:4524

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 --mojo-platform-channel-handle=4156 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
1⤵
PID:456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

mrsys.exe

Path C:\Users\Admin\AppData\Roaming\mrsys.exe
Size 66KB
SHA256 c9735f5ad83358993aca22fbdc1579aef860606ef53b6a97345e7a537347169e
MD5 3bf46b52669b6f6d0eb740ff0c47e6ca
SHA1 ede648091b25932e2fb99bd00df112e4bab3ce25
SHA512 a3389b51d5236dee8fbdbad58fd86e372d949bb6eb4f48724a544fba1c4fb100dd3af4caebcc6af30c4f1441914f56ed4b3eaff924c5ca1f29eb6dcf63ddd45c
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiJ:IeklMMYJhqezw/pXzH9iJ
MD5 SHA1 SHA512 SSDEEP

Submit Download

explorer.exe

Path C:\Windows\System\explorer.exe
Size 66KB
SHA256 14cdf02430d9879aa17265f6cb0153cd5a7d90df90fc4fc83c12469777826378
MD5 d8e72d945c661c8fe520bf656e6fc3b2
SHA1 ace4f59b46d9c74287ee698b1f18db4f35a90694
SHA512 0e029a1f4c6246b7c40f4ca669a0cafda565c41ddf16e68297fbb44e0f1b1b0eb5c667a5c709f9fde973b55eaaf9a9d56b9e5e022b17906199e49fdb1762ae3f
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiy:IeklMMYJhqezw/pXzH9iy
MD5 SHA1 SHA512 SSDEEP

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spoolsv.exe

Path C:\Windows\System\spoolsv.exe
Size 66KB
SHA256 c6ac66c56b784d6d000aa803554fe9ed5b771ac8376613516f6f9c867e06a4ee
MD5 946c1a67907686134ae4e859f54efd83
SHA1 f0b29636c40ef992969d8503312e842fca35dc8a
SHA512 d48c48bae884150c4c4e2b80c762245efc9a20c4ac45823a1fca21995c7df6e1c09b3df5769aa991ad0340b601f2cec9db296da04de98dfa0d11fb4468a6cb7c
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXi9:IeklMMYJhqezw/pXzH9i9
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Windows\System\svchost.exe
Size 66KB
SHA256 3fb73ced66aa7ba029523c8b9a713ad3b3dcdf9826bcbe99ec56c2463dd677c6
MD5 d87e8df616573a35b751288efd8f09e8
SHA1 83d63bb0b69db9b7f0054136401d48d6bba3c974
SHA512 aa93909cd2a4bc9a9d571205a16dc49ea35f0237da929576a2243bd75f9ebc8916b2a512a02f23fe2f5120ef9056d9b823dc1b7506bf0db6e4a9c7f4818a4797
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiN:IeklMMYJhqezw/pXzH9iN
MD5 SHA1 SHA512 SSDEEP

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memory/1184-60-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1184-37-0x0000000075370000-0x00000000754CD000-memory.dmp

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memory/1780-71-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1780-58-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1780-13-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1780-14-0x0000000075370000-0x00000000754CD000-memory.dmp

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memory/1780-16-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1920-30-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1920-54-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1920-26-0x0000000075370000-0x00000000754CD000-memory.dmp

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memory/1920-25-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2240-56-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/2240-44-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/2240-40-0x00000000001C0000-0x00000000001C4000-memory.dmp

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memory/2240-55-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2240-0-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2240-4-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/2240-2-0x0000000075370000-0x00000000754CD000-memory.dmp

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memory/2240-3-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2240-1-0x00000000001C0000-0x00000000001C4000-memory.dmp

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memory/4964-45-0x0000000075370000-0x00000000754CD000-memory.dmp

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memory/4964-50-0x0000000000400000-0x0000000000431000-memory.dmp

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