a8faf39a76ff711323dbce85117f3d33e4cfacf6975867cc232762345fc6ffe7

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
12/06/2024, 11:46

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General

Target

37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe
Size

200KB
MD5

37cafec88ef43c1466e375348a25ca40
SHA1

3bc12b95e3c5f2ed1dbc20b09cbc79c4badb4958
SHA256

a8faf39a76ff711323dbce85117f3d33e4cfacf6975867cc232762345fc6ffe7
SHA512

f2193e8773e85134746c6f60eb02a3a1cccd93938488fd3c65056094e39bec1c85b4361e5557735e4babf011a2a72e3779f43b22c215c9be7c580699521e4792
SSDEEP

3072:7vEfVUzSLhIVbV6i5LirrlZrHyrUHUckoMQ2RN6uBL9i6:7vEN2U+T6i5LirrllHy4HUcMQY6C9i6

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 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
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

Executes dropped EXE 4 IoCs

pid	Process
5032	explorer.exe
4072	spoolsv.exe
4916	svchost.exe
4328	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\Svchost = "c:\\windows\\system\\svchost.exe RO"	svchost.exe
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

Drops file in Windows directory 6 IoCs

description	ioc	Process
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
File opened for modification	\??\c:\windows\system\explorer.exe	37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.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
2020	37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe
2020	37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe
5032	explorer.exe
5032	explorer.exe
5032	explorer.exe
5032	explorer.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe
5032	explorer.exe
5032	explorer.exe
4916	svchost.exe
4916	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
5032	explorer.exe
4916	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2020	37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe
2020	37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe
5032	explorer.exe
5032	explorer.exe
4072	spoolsv.exe
4072	spoolsv.exe
4916	svchost.exe
4916	svchost.exe
4328	spoolsv.exe
4328	spoolsv.exe
5032	explorer.exe
5032	explorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 5032	2020	37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe	81
PID 2020 wrote to memory of 5032	2020	37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe	81
PID 2020 wrote to memory of 5032	2020	37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe	81
PID 5032 wrote to memory of 4072	5032	explorer.exe	82
PID 5032 wrote to memory of 4072	5032	explorer.exe	82
PID 5032 wrote to memory of 4072	5032	explorer.exe	82
PID 4072 wrote to memory of 4916	4072	spoolsv.exe	84
PID 4072 wrote to memory of 4916	4072	spoolsv.exe	84
PID 4072 wrote to memory of 4916	4072	spoolsv.exe	84
PID 4916 wrote to memory of 4328	4916	svchost.exe	85
PID 4916 wrote to memory of 4328	4916	svchost.exe	85
PID 4916 wrote to memory of 4328	4916	svchost.exe	85
PID 4916 wrote to memory of 2440	4916	svchost.exe	86
PID 4916 wrote to memory of 2440	4916	svchost.exe	86
PID 4916 wrote to memory of 2440	4916	svchost.exe	86
PID 4916 wrote to memory of 364	4916	svchost.exe	98
PID 4916 wrote to memory of 364	4916	svchost.exe	98
PID 4916 wrote to memory of 364	4916	svchost.exe	98
PID 4916 wrote to memory of 4856	4916	svchost.exe	100
PID 4916 wrote to memory of 4856	4916	svchost.exe	100
PID 4916 wrote to memory of 4856	4916	svchost.exe	100

C:\Users\Admin\AppData\Local\Temp\37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\37cafec88ef43c1466e375348a25ca40_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2020
- \??\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:5032
- - \??\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:4072
  - - \??\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:4916
    - - \??\c:\windows\system\spoolsv.exe
        
        c:\windows\system\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:4328
    - - C:\Windows\SysWOW64\at.exe
        
        at 11:48 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:2440
    - - C:\Windows\SysWOW64\at.exe
        
        at 11:49 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:364
    - - C:\Windows\SysWOW64\at.exe
        
        at 11:50 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:4856

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
216KB

MD5
b569b8a3e7ae9412189eb5cc3fc40f81

SHA1
d10cfe580edbffa2874c1dae4b4508328c94b75d

SHA256
21a85761fee3808a1ea0c31b788b311404d84d4ec48f5bb3632f460033906c16

SHA512
e67ed33e68a2a8e176d63fd0f7f5dc8478cbbd928a89c1bea4762476574e19be4cfbcc8f4a29019771ad07b1db43af9a461ecae1c61ba5ecd5130bb3cacc082e

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

Filesize
216KB

MD5
b4d9c68da54734eb4e8e7a999a9f5af1

SHA1
791bfdba4fa74bf2e3a3096b68fd2807ac0142a6

SHA256
dd1cf92145da7c07d4da5d1a2ff4a9153a762073b7695d65d44aa8d8d2fc38a9

SHA512
1e16ff574092005aaff8fa39bad344a5a6b990a910562d170c05d63639bf8424ef38ee714c52527bbaade0878afb6b746a31ec4b015f6b6ef586a204fbf06519

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

Filesize
216KB

MD5
9e66df374dbfa9c662e74f52ddf06857

SHA1
dd448bb7f76e0b95e1fe7467c92d7c94281f75db

SHA256
ae4ae4d94f5230c78cd35a169dd5b868c652e420109fc358c7697d1bec94eff5

SHA512
2ea12fb0f723e88f7a704153a830c3223a0533314697fd11a06bcc0e6ca9c939823856774a61dff2011580cbcadbd7edcba89ce6bf2e7b4f0bb6f1f05250918e

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

Filesize
216KB

MD5
d0a44dea401bc50cd06032e762a58203

SHA1
04c73950488132ae2127642bb4c8ae431f738026

SHA256
8aeff12620a15b44b94dfa5515b8e0d298b0b1090ada8fa9b4a4b689de8d090e

SHA512
303410afd9e7ba9bfdf46747a2ade62fe67128e2ca08b960139137f01a3c3151866347fc14c16b04c7074c2e4fef4d8c15b1e6e746612e5e11185e1003f6f632

Download Submit
memory/2020-0-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2020-37-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/4072-36-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/4328-29-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/4328-35-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download