f284a898149f0104ae077a279176dbc0c8fa5a4a40fd8a3ce85ddb257588b148

Analysis

max time kernel
150s
max time network
152s
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, 10:39

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General

Target
754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe
Size 65KB
Sample240613-mp84davfnc
SHA256 f284a898149f0104ae077a279176dbc0c8fa5a4a40fd8a3ce85ddb257588b148
MD5 754b67dca121e6e3cbd432bab9073720
SHA1 90da5139b358cdb53896e8c6abc1ce692c98ba91
SHA512 a4738ca726424dae2e016506e894208b2875db9f164f54edddaca83c05992c5bba1e7a13cccce58f3f720886bea36c4d1151547f154d05b2d8194cd49389a3b6
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/OuF:7WNqkOJWmo1HpM0MkTUmuF
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-1-5-21-200405930-3877336739-3533750831-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\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\{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
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{Y479C6D0-OTRW-U5GH-S1EE-E0AC10B4E666}	svchost.exe

Executes dropped EXE 4 IoCs

pid	Process
2852	explorer.exe
3184	spoolsv.exe
2980	svchost.exe
3740	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"	svchost.exe
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

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	\??\c:\windows\system\explorer.exe	754b67dca121e6e3cbd432bab9073720_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
4520	754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe
4520	754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe
2852	explorer.exe
2852	explorer.exe
2852	explorer.exe
2852	explorer.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe
2852	explorer.exe
2852	explorer.exe
2980	svchost.exe
2980	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2852	explorer.exe
2980	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4520	754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe
4520	754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe
2852	explorer.exe
2852	explorer.exe
3184	spoolsv.exe
3184	spoolsv.exe
2980	svchost.exe
2980	svchost.exe
3740	spoolsv.exe
3740	spoolsv.exe
2852	explorer.exe
2852	explorer.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4520 wrote to memory of 2852	4520	754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe	81
PID 4520 wrote to memory of 2852	4520	754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe	81
PID 4520 wrote to memory of 2852	4520	754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe	81
PID 2852 wrote to memory of 3184	2852	explorer.exe	83
PID 2852 wrote to memory of 3184	2852	explorer.exe	83
PID 2852 wrote to memory of 3184	2852	explorer.exe	83
PID 3184 wrote to memory of 2980	3184	spoolsv.exe	84
PID 3184 wrote to memory of 2980	3184	spoolsv.exe	84
PID 3184 wrote to memory of 2980	3184	spoolsv.exe	84
PID 2980 wrote to memory of 3740	2980	svchost.exe	86
PID 2980 wrote to memory of 3740	2980	svchost.exe	86
PID 2980 wrote to memory of 3740	2980	svchost.exe	86
PID 2980 wrote to memory of 1928	2980	svchost.exe	87
PID 2980 wrote to memory of 1928	2980	svchost.exe	87
PID 2980 wrote to memory of 1928	2980	svchost.exe	87
PID 2980 wrote to memory of 2188	2980	svchost.exe	93
PID 2980 wrote to memory of 2188	2980	svchost.exe	93
PID 2980 wrote to memory of 2188	2980	svchost.exe	93
PID 2980 wrote to memory of 4440	2980	svchost.exe	95
PID 2980 wrote to memory of 4440	2980	svchost.exe	95
PID 2980 wrote to memory of 4440	2980	svchost.exe	95

C:\Users\Admin\AppData\Local\Temp\754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\754b67dca121e6e3cbd432bab9073720_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4520
- \??\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:2852
- - \??\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:3184
  - - \??\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:2980
    - - \??\c:\windows\system\spoolsv.exe
        
        c:\windows\system\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:3740
    - - C:\Windows\SysWOW64\at.exe
        
        at 10:41 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:1928
    - - C:\Windows\SysWOW64\at.exe
        
        at 10:42 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:2188
    - - C:\Windows\SysWOW64\at.exe
        
        at 10:43 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:4440

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 890ac4cf1484c39c5f0f011d73591efde34e0ed991a22d848559e07f662c49f1
MD5 7b9aa26fc5520bdce63dc387d379ce11
SHA1 d0bf395cad916bd902b770e1c91302a553308ae0
SHA512 65ed28d6f75e5f46b1dba5f7475bd6f1b0114ddfdd2b90dabcc30f7bb74de7ee31c163d447321762365c853015fde6e37ab0778c101fbb27dd111b8ecf2a0bc9
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/Oum:7WNqkOJWmo1HpM0MkTUmum
MD5 SHA1 SHA512 SSDEEP

Submit Download

spoolsv.exe

Path C:\Windows\System\spoolsv.exe
Size 65KB
SHA256 e6bb910e14e6a788a80503dd68876ffef5304cdcdce4a39f3c167609367f8fdd
MD5 5c726e28f2b9f06728bb24693f0d1022
SHA1 44526a1528c61ab1907900ffdd1a5d033bd181f6
SHA512 8b338577544382ef04ce963b22fd4611e39368262c2b11079ecf693759f7f2cb14bfa600f42baf6fcb1da7c2586c960c80f046ec3ec0b1783a3b9042ae0f4ca5
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/Ouu:7WNqkOJWmo1HpM0MkTUmuu
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Windows\System\svchost.exe
Size 65KB
SHA256 32057e8aa2392db72c349321f3c75fe30ffc5f9f4448b3c9cf110780d18e3d69
MD5 fadf77b030c6bd978decccf0cdf1b4ec
SHA1 c75dd0f8b51a024f7dd0ac7a2b670bc925453ab3
SHA512 d1d8d5783ab7105869bf8520cd1d291156919a20516b2b8f4a3fa04c6e3297c01a6328536972f97a4e628e5023d793d8b9b2602919cf0f9d7f8badde9d148d3f
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/OuP:7WNqkOJWmo1HpM0MkTUmuP
MD5 SHA1 SHA512 SSDEEP

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explorer.exe

Path \??\c:\windows\system\explorer.exe
Size 65KB
SHA256 dd79089a9f17d02c82c5384ff0ac8c2092d240a68036a8e061af7ddfe44488a5
MD5 0e9e2170b30c2c2210ca77471f3439db
SHA1 e29ca9e69a81d967df154bc969a9e819acde1d7a
SHA512 a9342fafc755495ed1f1fd4947577aab50995838bd010368e17d4ae4e1210615ce4e0fcb98ada92628b87785ff9ffd52870a1664e6379cf1848c560a42860f47
SSDEEP 1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/OufooooooooooooooooooY:7WNqkOJWmo1HpM0MkTUmug
MD5 SHA1 SHA512 SSDEEP

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memory/2852-69-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2852-58-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2852-14-0x0000000075800000-0x000000007595D000-memory.dmp

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memory/2852-16-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2852-13-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2980-60-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2980-42-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/2980-37-0x0000000075800000-0x000000007595D000-memory.dmp

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memory/3184-30-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/3184-26-0x0000000075800000-0x000000007595D000-memory.dmp

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memory/3184-25-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/3184-54-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/3740-44-0x0000000075800000-0x000000007595D000-memory.dmp

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memory/3740-50-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4520-1-0x00000000001C0000-0x00000000001C4000-memory.dmp

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memory/4520-55-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4520-57-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/4520-5-0x0000000000401000-0x000000000042E000-memory.dmp

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memory/4520-2-0x0000000075800000-0x000000007595D000-memory.dmp

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memory/4520-3-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4520-0-0x0000000000400000-0x0000000000431000-memory.dmp

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