43169fe55c2d0e6f1f2f52f72ff19fc28bd7fc342db343682bd76ecfd062203e

Analysis

max time kernel
150s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
13/06/2024, 13:09

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General

Target
7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe
Size 66KB
Sample240613-qdstssthlq
SHA256 43169fe55c2d0e6f1f2f52f72ff19fc28bd7fc342db343682bd76ecfd062203e
MD5 7e9ff4f215d3a41194f0fda56ba45f60
SHA1 79b2d856e7da457cd57807bc03c2a8c033806925
SHA512 cf33245e037ccde9258697135f8d34458e33996aa6367fd14d30c8d35aec3d2bfe729fa2cf112f08a7be1e8437ce2b8ddc88523eb9ab6c59336a7ded769699e3
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiX:IeklMMYJhqezw/pXzH9iX
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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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 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
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

Executes dropped EXE 4 IoCs

pid	Process
2924	explorer.exe
1012	spoolsv.exe
3528	svchost.exe
464	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	7e9ff4f215d3a41194f0fda56ba45f60_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

pid	Process
1360	7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe
1360	7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe
2924	explorer.exe
2924	explorer.exe
2924	explorer.exe
2924	explorer.exe
2924	explorer.exe
2924	explorer.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
3528	svchost.exe
3528	svchost.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
3528	svchost.exe
2924	explorer.exe
2924	explorer.exe
3528	svchost.exe
3528	svchost.exe
3528	svchost.exe
2924	explorer.exe
2924	explorer.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
2924	explorer.exe
3528	svchost.exe
3528	svchost.exe
3528	svchost.exe
2924	explorer.exe
2924	explorer.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
2924	explorer.exe
3528	svchost.exe
2924	explorer.exe
3528	svchost.exe
3528	svchost.exe
3528	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2924	explorer.exe
3528	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1360	7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe
1360	7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe
2924	explorer.exe
2924	explorer.exe
1012	spoolsv.exe
1012	spoolsv.exe
3528	svchost.exe
3528	svchost.exe
464	spoolsv.exe
464	spoolsv.exe
2924	explorer.exe
2924	explorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1360 wrote to memory of 2924	1360	7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe	81
PID 1360 wrote to memory of 2924	1360	7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe	81
PID 1360 wrote to memory of 2924	1360	7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe	81
PID 2924 wrote to memory of 1012	2924	explorer.exe	84
PID 2924 wrote to memory of 1012	2924	explorer.exe	84
PID 2924 wrote to memory of 1012	2924	explorer.exe	84
PID 1012 wrote to memory of 3528	1012	spoolsv.exe	85
PID 1012 wrote to memory of 3528	1012	spoolsv.exe	85
PID 1012 wrote to memory of 3528	1012	spoolsv.exe	85
PID 3528 wrote to memory of 464	3528	svchost.exe	86
PID 3528 wrote to memory of 464	3528	svchost.exe	86
PID 3528 wrote to memory of 464	3528	svchost.exe	86
PID 3528 wrote to memory of 3492	3528	svchost.exe	88
PID 3528 wrote to memory of 3492	3528	svchost.exe	88
PID 3528 wrote to memory of 3492	3528	svchost.exe	88
PID 3528 wrote to memory of 3936	3528	svchost.exe	98
PID 3528 wrote to memory of 3936	3528	svchost.exe	98
PID 3528 wrote to memory of 3936	3528	svchost.exe	98
PID 3528 wrote to memory of 1704	3528	svchost.exe	100
PID 3528 wrote to memory of 1704	3528	svchost.exe	100
PID 3528 wrote to memory of 1704	3528	svchost.exe	100

C:\Users\Admin\AppData\Local\Temp\7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\7e9ff4f215d3a41194f0fda56ba45f60_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1360
- \??\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:2924
- - \??\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:1012
  - - \??\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:3528
    - - \??\c:\windows\system\spoolsv.exe
        
        c:\windows\system\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:464
    - - C:\Windows\SysWOW64\at.exe
        
        at 13:11 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:3492
    - - C:\Windows\SysWOW64\at.exe
        
        at 13:12 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:3936
    - - C:\Windows\SysWOW64\at.exe
        
        at 13:13 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:1704

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 771144f96c97b2cf0fb1438eb18e95af372566aa4be2167dbc7d182840897109
MD5 01d5ab1e19c949b72e03657868c499a6
SHA1 926805bb85d48998651207187d48d19fce69f5da
SHA512 2023e97b0bca926668df5bb40720ac6bff63b7dd940f53b15a11bdf11c69f513c857db7dabded86c7aa3ffc25a7f23474d7b3c0366016c0403142444910d0b42
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiP:IeklMMYJhqezw/pXzH9iP
MD5 SHA1 SHA512 SSDEEP

Submit Download

explorer.exe

Path C:\Windows\System\explorer.exe
Size 66KB
SHA256 ca203f1c2d9ff3636339a62e108111176ba065e8e3fd5a47eac965590faa9fcf
MD5 b0205eb92f8b397c072c19dcedaf84a2
SHA1 0aa8eae2aa72676aa846b40d34c665f83bd74037
SHA512 44b9b5f3b281392409da49b0d280640c6f235bf3a976abe5026f499361890815af2acc19c97218e484a4e23398d2c4b9a849bfd85adb731c846de54b6edb9917
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXitGGGGGGGGGGGGGGGGGGGGh:IeklMMYJhqezw/pXzH9ij
MD5 SHA1 SHA512 SSDEEP

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spoolsv.exe

Path C:\Windows\System\spoolsv.exe
Size 66KB
SHA256 8534a6f94e89873e307d4faead4e4b847e712bd76a4182e1a990c8cbe240de60
MD5 0b45806262fa8e241e0b6f1fb1acd653
SHA1 ece16c71e61d15229cee06da0af30080e82d6904
SHA512 ed07924ba5ae20e80514caf094a14694dd2f0dedc7d5d796c5e270637e9fec553d84c9f8e2dcc0a08404d76e717bd7d1307e4b23ced214c4b98d28ea347c262b
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXif:IeklMMYJhqezw/pXzH9if
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Windows\System\svchost.exe
Size 66KB
SHA256 32e4b0d9d85eb33e8872e6b14eb9472435cbbb51955a2dc7a801f94b35420a06
MD5 cfc3cb28b83038df52317af3b737aebb
SHA1 c953982e140244275c9f49e3895bda513fb32bbd
SHA512 f2af1c06a77d1f8ac16b3469a72241df447b2976dca22ee6a26df7fd7e72c10f5169ce9f9578fb8266480adc5f8ade12f0611ff166493cb88c9683d50e938a39
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXi2:IeklMMYJhqezw/pXzH9i2
MD5 SHA1 SHA512 SSDEEP

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memory/464-52-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/464-46-0x0000000074F80000-0x00000000750DD000-memory.dmp

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memory/1012-31-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1012-25-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1012-59-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1012-26-0x0000000074F80000-0x00000000750DD000-memory.dmp

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memory/1360-45-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/1360-1-0x00000000001C0000-0x00000000001C4000-memory.dmp

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memory/1360-0-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1360-2-0x0000000074F80000-0x00000000750DD000-memory.dmp

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memory/1360-56-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1360-58-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/1360-3-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1360-5-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/2924-16-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2924-14-0x0000000074F80000-0x00000000750DD000-memory.dmp

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memory/2924-13-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2924-61-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2924-72-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/3528-42-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/3528-38-0x0000000074F80000-0x00000000750DD000-memory.dmp

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memory/3528-37-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/3528-63-0x0000000000400000-0x0000000000431000-memory.dmp

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