0e4f225142a94a20c2aecf8abc5124fc10ae81521494fcd772b5378a3d3120ac

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
13/06/2024, 13:34

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General

Target
8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe
Size 65KB
Sample240613-qt23eavepn
SHA256 0e4f225142a94a20c2aecf8abc5124fc10ae81521494fcd772b5378a3d3120ac
MD5 8085500a3a7aa662c11c1170aeb506f0
SHA1 ddd07ddbb69ef451eb92285fe7eb54f5701ad385
SHA512 8d9a36adb4cfd09426de1d3544a33946c4646c11f99933b249de769f984ce31b5aff9d09a8ad2da97820804156bda5572a24fd6a4f7cc1494c6386c54d3ff5ae
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/OuH:7WNqkOJWmo1HpM0MkTUmuH
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"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "C:\\Windows\\explorer.exe, c:\\windows\\system\\explorer.exe"	explorer.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-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\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
3048	explorer.exe
1572	spoolsv.exe
4296	svchost.exe
4292	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	8085500a3a7aa662c11c1170aeb506f0_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
2204	8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe
2204	8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe
3048	explorer.exe
3048	explorer.exe
3048	explorer.exe
3048	explorer.exe
3048	explorer.exe
3048	explorer.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
4296	svchost.exe
4296	svchost.exe
4296	svchost.exe
4296	svchost.exe
3048	explorer.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
4296	svchost.exe
3048	explorer.exe
4296	svchost.exe
3048	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
3048	explorer.exe
4296	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2204	8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe
2204	8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe
3048	explorer.exe
3048	explorer.exe
1572	spoolsv.exe
1572	spoolsv.exe
4296	svchost.exe
4296	svchost.exe
4292	spoolsv.exe
4292	spoolsv.exe
3048	explorer.exe
3048	explorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 3048	2204	8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe	82
PID 2204 wrote to memory of 3048	2204	8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe	82
PID 2204 wrote to memory of 3048	2204	8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe	82
PID 3048 wrote to memory of 1572	3048	explorer.exe	83
PID 3048 wrote to memory of 1572	3048	explorer.exe	83
PID 3048 wrote to memory of 1572	3048	explorer.exe	83
PID 1572 wrote to memory of 4296	1572	spoolsv.exe	85
PID 1572 wrote to memory of 4296	1572	spoolsv.exe	85
PID 1572 wrote to memory of 4296	1572	spoolsv.exe	85
PID 4296 wrote to memory of 4292	4296	svchost.exe	87
PID 4296 wrote to memory of 4292	4296	svchost.exe	87
PID 4296 wrote to memory of 4292	4296	svchost.exe	87
PID 4296 wrote to memory of 4876	4296	svchost.exe	88
PID 4296 wrote to memory of 4876	4296	svchost.exe	88
PID 4296 wrote to memory of 4876	4296	svchost.exe	88
PID 4296 wrote to memory of 1900	4296	svchost.exe	94
PID 4296 wrote to memory of 1900	4296	svchost.exe	94
PID 4296 wrote to memory of 1900	4296	svchost.exe	94
PID 4296 wrote to memory of 632	4296	svchost.exe	96
PID 4296 wrote to memory of 632	4296	svchost.exe	96
PID 4296 wrote to memory of 632	4296	svchost.exe	96

C:\Users\Admin\AppData\Local\Temp\8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\8085500a3a7aa662c11c1170aeb506f0_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2204
- \??\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:3048
- - \??\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:1572
  - - \??\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:4296
    - - \??\c:\windows\system\spoolsv.exe
        
        c:\windows\system\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:4292
    - - C:\Windows\SysWOW64\at.exe
        
        at 13:36 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:4876
    - - C:\Windows\SysWOW64\at.exe
        
        at 13:37 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:1900
    - - C:\Windows\SysWOW64\at.exe
        
        at 13:38 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:632

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 65KB
SHA256 d082b46e2db2cf0b1a6930547dae25ee83137457b007347af892a82227b64c44
MD5 ea6de7115e07ec1461cb5b1976be611b
SHA1 46f14e70a7f8d58ba022ee9b3e29253de4741da4
SHA512 45e361d276f680ad079af10376f56ca684bd3b4a87d2af37d4f9c069111717b5c19be9c14de5adee51a13d85f012a1075e27914d544ce2eb7a38dbf5a5048188
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/OuV:7WNqkOJWmo1HpM0MkTUmuV
MD5 SHA1 SHA512 SSDEEP

Submit Download

spoolsv.exe

Path C:\Windows\System\spoolsv.exe
Size 65KB
SHA256 4b3ccadaee8df512bab63a2e934d0e49dd04846fa9f0ed74c1490c3efabf228f
MD5 e3e00d64aef0657bbdcfd51e9a44bfa0
SHA1 985d6bcbb1ffd23aff7c940d7eb96d5fc006b650
SHA512 2d4fd43a151ba601e8e12e7d3b6a63af24363e63af3da75f4417cfa2a9c4223af9639c6583b02e6623ac3e0a51ee738cbced9caa8b2e139fd292bb83f91a38d0
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/Ouq:7WNqkOJWmo1HpM0MkTUmuq
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Windows\System\svchost.exe
Size 65KB
SHA256 2956046cd0776cdc4442b02f4d589393acf74f93f4530264b17cd648526026e4
MD5 805b13e24d5c48dcfc6b0b3d56d1e230
SHA1 aae5a3b1a2d3c852a2008b4e1f2a4b44261479eb
SHA512 1430a3dc57f5680b92067878048e3a6e76561c5423f1f72a5e5ce17a98ead5d2ec1c0d9ca59e6055501d7503292941a4b42a2b11190f29d37b81ec70e44b3605
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/OulGGGGGGGGGGGGGGGGGG0:7WNqkOJWmo1HpM0MkTUmuO
MD5 SHA1 SHA512 SSDEEP

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explorer.exe

Path \??\c:\windows\system\explorer.exe
Size 65KB
SHA256 49cc9486f5c9570855f748c811a2f01ec1188fdeb679cf608992ebfc88dbca0e
MD5 9f44a9d59abb0a035b41da5c92f0a501
SHA1 70814d96282eba597ff8b53e69342278d1759f23
SHA512 b8378e496736c313c7eb5431475a64d8bba56783b49d370784e094d9844634f26556ea6b05dc7a6b86dd5c245bdbbdbe14a04009ac51643257f5b14cf494cc1e
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/Ou7:7WNqkOJWmo1HpM0MkTUmu7
MD5 SHA1 SHA512 SSDEEP

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memory/1572-23-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1572-53-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1572-29-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1572-25-0x00000000759F0000-0x0000000075B4D000-memory.dmp

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memory/2204-54-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2204-2-0x00000000759F0000-0x0000000075B4D000-memory.dmp

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memory/2204-7-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/2204-1-0x00000000001C0000-0x00000000001C4000-memory.dmp

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memory/2204-3-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2204-0-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2204-55-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/3048-13-0x00000000759F0000-0x0000000075B4D000-memory.dmp

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memory/3048-68-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/3048-57-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/3048-16-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4292-49-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4292-43-0x00000000759F0000-0x0000000075B4D000-memory.dmp

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memory/4296-59-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4296-37-0x00000000759F0000-0x0000000075B4D000-memory.dmp

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memory/4296-36-0x0000000000400000-0x0000000000431000-memory.dmp

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