25c4ef606891510b36fe99d74aa56033bdcff40a9316d4f02b518bdeb7a03d16

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
17-06-2024 02:29

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General

Target

3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe
Size

66KB
MD5

3737f5ec040b2beb023256e23f621c30
SHA1

3a2dcc1f0755172f916e4f97e2bd83a26de81df7
SHA256

25c4ef606891510b36fe99d74aa56033bdcff40a9316d4f02b518bdeb7a03d16
SHA512

6977bb44b370829d4dd873df18451bcb28214f0a48297ec41159be6ecbd505156e2999c6e4e7e4f16e332efbb778d49040663c1b7a19957709257890b3668e87
SSDEEP

1536:EHfetdklPp+07gDSrB8Xru2zGeJxgawTzpXzrDJrXif:IeklMMYJhqezw/pXzH9if

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
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
1120	explorer.exe
1556	spoolsv.exe
2004	svchost.exe
1816	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	3737f5ec040b2beb023256e23f621c30_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
3052	3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe
3052	3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe
1120	explorer.exe
1120	explorer.exe
1120	explorer.exe
1120	explorer.exe
1120	explorer.exe
1120	explorer.exe
1120	explorer.exe
2004	svchost.exe
1120	explorer.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
1120	explorer.exe
2004	svchost.exe
1120	explorer.exe
2004	svchost.exe
2004	svchost.exe
1120	explorer.exe
1120	explorer.exe
2004	svchost.exe
1120	explorer.exe
1120	explorer.exe
2004	svchost.exe
2004	svchost.exe
1120	explorer.exe
2004	svchost.exe
1120	explorer.exe
2004	svchost.exe
2004	svchost.exe
1120	explorer.exe
1120	explorer.exe
2004	svchost.exe
2004	svchost.exe
1120	explorer.exe
1120	explorer.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
1120	explorer.exe
1120	explorer.exe
1120	explorer.exe
2004	svchost.exe
1120	explorer.exe
2004	svchost.exe
2004	svchost.exe
1120	explorer.exe
1120	explorer.exe
2004	svchost.exe
1120	explorer.exe
2004	svchost.exe
1120	explorer.exe
2004	svchost.exe
2004	svchost.exe
2004	svchost.exe
1120	explorer.exe
1120	explorer.exe
2004	svchost.exe
1120	explorer.exe
1120	explorer.exe
2004	svchost.exe
1120	explorer.exe
2004	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
1120	explorer.exe
2004	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3052	3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe
3052	3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe
1120	explorer.exe
1120	explorer.exe
1556	spoolsv.exe
1556	spoolsv.exe
2004	svchost.exe
2004	svchost.exe
1816	spoolsv.exe
1816	spoolsv.exe
1120	explorer.exe
1120	explorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 1120	3052	3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe	81
PID 3052 wrote to memory of 1120	3052	3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe	81
PID 3052 wrote to memory of 1120	3052	3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe	81
PID 1120 wrote to memory of 1556	1120	explorer.exe	84
PID 1120 wrote to memory of 1556	1120	explorer.exe	84
PID 1120 wrote to memory of 1556	1120	explorer.exe	84
PID 1556 wrote to memory of 2004	1556	spoolsv.exe	85
PID 1556 wrote to memory of 2004	1556	spoolsv.exe	85
PID 1556 wrote to memory of 2004	1556	spoolsv.exe	85
PID 2004 wrote to memory of 1816	2004	svchost.exe	86
PID 2004 wrote to memory of 1816	2004	svchost.exe	86
PID 2004 wrote to memory of 1816	2004	svchost.exe	86
PID 2004 wrote to memory of 4580	2004	svchost.exe	88
PID 2004 wrote to memory of 4580	2004	svchost.exe	88
PID 2004 wrote to memory of 4580	2004	svchost.exe	88
PID 2004 wrote to memory of 4332	2004	svchost.exe	98
PID 2004 wrote to memory of 4332	2004	svchost.exe	98
PID 2004 wrote to memory of 4332	2004	svchost.exe	98
PID 2004 wrote to memory of 4772	2004	svchost.exe	100
PID 2004 wrote to memory of 4772	2004	svchost.exe	100
PID 2004 wrote to memory of 4772	2004	svchost.exe	100

C:\Users\Admin\AppData\Local\Temp\3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\3737f5ec040b2beb023256e23f621c30_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3052
- \??\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:1120
- - \??\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:1556
  - - \??\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:2004
    - - \??\c:\windows\system\spoolsv.exe
        
        c:\windows\system\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:1816
    - - C:\Windows\SysWOW64\at.exe
        
        at 02:31 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:4580
    - - C:\Windows\SysWOW64\at.exe
        
        at 02:32 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:4332
    - - C:\Windows\SysWOW64\at.exe
        
        at 02:33 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:4772

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

C:\Users\Admin\AppData\Roaming\mrsys.exe

Filesize
66KB

MD5
d7dda78f58ca67314a27ccd0120c58aa

SHA1
e2320b937614a74a237649df9c1c5d9475f428f9

SHA256
ca8e04bd39e92e439f8e27e82e395ef9e5d7af5147bd58e5798ef3c59dd65b56

SHA512
261339c1322d59d947c48ea0bd5764b8721c0a267744d46bee3ae8ce22b8a293000c41ab53dcd4d2e8a536cc4ad06cbb9d919f2df60e617d63f216eda994f4b8

Download Submit
C:\Windows\System\explorer.exe

Filesize
66KB

MD5
3a1f08295e7f16ce2893143ce380dd37

SHA1
4fa023b8c165224e4bdceca76fccb62e36bac834

SHA256
94612e38625f4a5522ef3fe32c78f3592c8489549ac0142003e00cfcc588b0a2

SHA512
4a760997364c2276ad04c20d7d54d1dc2ae226802185e8a19fd66d8efe22ed1d99a847dcbae7bf943d8c263f9d78c1e61b0ef8acec5416c35665b8ef1283587b

Download Submit
C:\Windows\System\spoolsv.exe

Filesize
66KB

MD5
072e772fa9f311028b97624e9e5e05bf

SHA1
ca478f07d82f9d45f3d7dccfc6c9d1e3bbf6e880

SHA256
42d3afd2389d0f9c9b07c11d7bcd6d4f43b0ce09e1227cb782a5329b79c13fe8

SHA512
8e938d93d265cd1ee5c035b3801d83e6bca7864c0b20066c0a292b2bea8fe7071573c8ce9ebbb50921f18f0580a7bdfb01f512b73f1a260fe02498acd01c9b1e

Download Submit
C:\Windows\System\svchost.exe

Filesize
66KB

MD5
3cdc34ee2b2c1217902c030d810a1778

SHA1
e64bc044c2797240555ffb1073094eae97f76c8a

SHA256
a95b2bae560b57cb006add79111e9f2aaa5e1aace2f30b9f39602b6f6b181c4a

SHA512
e69f548c5153d130f1b6bafab230b2d3c03a0a4adaf0f0aa0baf9c6fa3d3a533767ee01f01daae57f69222d019caabf60f57efe3457942b5dbc5c9e208e4c695

Download Submit
memory/1120-68-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1120-57-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1120-14-0x0000000074F80000-0x00000000750DD000-memory.dmp

Filesize
1.4MB

Download
memory/1120-13-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1120-19-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1556-27-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1556-53-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1556-25-0x0000000074F80000-0x00000000750DD000-memory.dmp

Filesize
1.4MB

Download
memory/1816-42-0x0000000074F80000-0x00000000750DD000-memory.dmp

Filesize
1.4MB

Download
memory/1816-48-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2004-59-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2004-36-0x0000000074F80000-0x00000000750DD000-memory.dmp

Filesize
1.4MB

Download
memory/3052-54-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/3052-55-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/3052-0-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/3052-2-0x0000000074F80000-0x00000000750DD000-memory.dmp

Filesize
1.4MB

Download
memory/3052-3-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/3052-4-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/3052-1-0x00000000001C0000-0x00000000001C4000-memory.dmp

Filesize
16KB

Download