3bee6ea05124070a6e1f9020cd4d74d5be67798f90a0e6111c1123c3876d5ca5

Analysis

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

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
14/06/2024, 02:40

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General

Target
9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe
Size 66KB
Sample240614-c52zwssdkf
SHA256 3bee6ea05124070a6e1f9020cd4d74d5be67798f90a0e6111c1123c3876d5ca5
MD5 9bd48abb590cf256636656b799bd8fa0
SHA1 80522d1fbf5199d1737741d7eb132b178cae2d4d
SHA512 5ebeaf95624c64e3efe7488dcd37b89de0132e46a796faada00bdfb6b18f8b3a170e5a02e5c6eb8bbe0f81916e03fbdf2d90838b2a8c49dcd5089b8f5164f7ac
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiR:IeklMMYJhqezw/pXzH9iR
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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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
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

pid	Process
220	explorer.exe
4756	spoolsv.exe
2108	svchost.exe
1832	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\udsys.exe	explorer.exe
File opened for modification	\??\c:\windows\system\explorer.exe	9bd48abb590cf256636656b799bd8fa0_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

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
1696	9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe
1696	9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe
220	explorer.exe
220	explorer.exe
220	explorer.exe
220	explorer.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe
220	explorer.exe
220	explorer.exe
2108	svchost.exe
2108	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
220	explorer.exe
2108	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1696	9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe
1696	9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe
220	explorer.exe
220	explorer.exe
4756	spoolsv.exe
4756	spoolsv.exe
2108	svchost.exe
2108	svchost.exe
1832	spoolsv.exe
1832	spoolsv.exe
220	explorer.exe
220	explorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 220	1696	9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe	83
PID 1696 wrote to memory of 220	1696	9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe	83
PID 1696 wrote to memory of 220	1696	9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe	83
PID 220 wrote to memory of 4756	220	explorer.exe	85
PID 220 wrote to memory of 4756	220	explorer.exe	85
PID 220 wrote to memory of 4756	220	explorer.exe	85
PID 4756 wrote to memory of 2108	4756	spoolsv.exe	86
PID 4756 wrote to memory of 2108	4756	spoolsv.exe	86
PID 4756 wrote to memory of 2108	4756	spoolsv.exe	86
PID 2108 wrote to memory of 1832	2108	svchost.exe	88
PID 2108 wrote to memory of 1832	2108	svchost.exe	88
PID 2108 wrote to memory of 1832	2108	svchost.exe	88
PID 2108 wrote to memory of 2120	2108	svchost.exe	89
PID 2108 wrote to memory of 2120	2108	svchost.exe	89
PID 2108 wrote to memory of 2120	2108	svchost.exe	89
PID 2108 wrote to memory of 3256	2108	svchost.exe	98
PID 2108 wrote to memory of 3256	2108	svchost.exe	98
PID 2108 wrote to memory of 3256	2108	svchost.exe	98
PID 2108 wrote to memory of 4304	2108	svchost.exe	100
PID 2108 wrote to memory of 4304	2108	svchost.exe	100
PID 2108 wrote to memory of 4304	2108	svchost.exe	100

C:\Users\Admin\AppData\Local\Temp\9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\9bd48abb590cf256636656b799bd8fa0_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1696
- \??\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:220
- - \??\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:4756
  - - \??\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:2108
    - - \??\c:\windows\system\spoolsv.exe
        
        c:\windows\system\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:1832
    - - C:\Windows\SysWOW64\at.exe
        
        at 02:42 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:2120
    - - C:\Windows\SysWOW64\at.exe
        
        at 02:43 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:3256
    - - C:\Windows\SysWOW64\at.exe
        
        at 02:44 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:4304

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 59d20a84c244c8daabfea454b608bcc9819df5fab02e7c950158ea81b4d5e015
MD5 0843af9fa827e1193d99b006bac7cb0e
SHA1 1a64a838eb2a0551dfccea4a78295594b516fd1f
SHA512 abc6d7965bf410623e18d52e5601c7ed358474f815106ed7a07be52a21cb1d40b1246a9dd2ff7b036a4b961d8521fd3444656619a95a1e963f547589496824b2
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiT:IeklMMYJhqezw/pXzH9iT
MD5 SHA1 SHA512 SSDEEP

Submit Download

explorer.exe

Path C:\Windows\System\explorer.exe
Size 66KB
SHA256 678b076fadf8832fc56db85ab8af199a27867e078caf89f67c23e5b86ce2aa83
MD5 c0638a8c12d8f5863dff17d059d5eb94
SHA1 266371181735b816018d0efab7c46c97d386c242
SHA512 bb973f99f5038809e97a1c8b5dd8d2bcd874d35b959bef90743cd742cb3cfa46f488a3dbbcb168582404a282cbb56ea749ae0996c25a85f6fc412e1cbd480dd5
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiK:IeklMMYJhqezw/pXzH9iK
MD5 SHA1 SHA512 SSDEEP

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spoolsv.exe

Path C:\Windows\System\spoolsv.exe
Size 66KB
SHA256 ad4c959a72aca9f7aae24ccfda73e3976738d76ea9d821b91c2e58f7af7e63a2
MD5 0e7f0271518ff21da46db2cffcd4fdcf
SHA1 9c8c9075c875d0da0e53f938454968815ac8b306
SHA512 626abcd00fb6eecc0757b5391e32d84ddee4d7214fa84a7fd480ab9c1ae8e1c086d3bd1e79c7cf62e36b1bf327521624efc30d426285865c56c7c368d39e50c2
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXim:IeklMMYJhqezw/pXzH9im
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Windows\System\svchost.exe
Size 66KB
SHA256 15325e957553c18c196209d692aec3a4de34c574fc39b5d96144c7deff9f07d3
MD5 da8dd1a504bda87e19d02b39940636e7
SHA1 a5c7b12dd54f964a9e3514e56b37549ccbac8c3f
SHA512 1361ede4ae008a39fb9bc3ee73753f965021265a92c93dae445b45092a04b1c32c8b7e0eb3ded7d4759aad0f467963a8d54778932e874848ff6182bdb4b957b9
SSDEEP 1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXiM4m4m4m4m4m4m4m4m4m4m4:IeklMMYJhqezw/pXzH9iM4m4m4m4m4mo
MD5 SHA1 SHA512 SSDEEP

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memory/220-69-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/220-58-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/220-15-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/220-13-0x00000000755C0000-0x000000007571D000-memory.dmp

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memory/1696-56-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/1696-0-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1696-1-0x00000000001C0000-0x00000000001C4000-memory.dmp

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memory/1696-3-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1696-4-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/1696-2-0x00000000755C0000-0x000000007571D000-memory.dmp

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memory/1696-55-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1832-49-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/1832-43-0x00000000755C0000-0x000000007571D000-memory.dmp

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memory/1832-42-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2108-40-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2108-60-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2108-35-0x00000000755C0000-0x000000007571D000-memory.dmp

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memory/4756-53-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4756-26-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4756-24-0x00000000755C0000-0x000000007571D000-memory.dmp

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