cfeee4ebc5b385876df7c1336b88abaddb38b70e035dfaed0882f04587f97955

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
06/06/2024, 16:32

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General

Target

d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe
Size

65KB
MD5

d63615f4c82a75b9b77ea859821828c0
SHA1

702b28837fa023f73fb5538a7edc652ab9bc4634
SHA256

cfeee4ebc5b385876df7c1336b88abaddb38b70e035dfaed0882f04587f97955
SHA512

7a9ceb3d26dee73c6d1e55e9b33a5518732fbcb603034113a8267b81a7bdb97ff3323b7e24ddeabe17aaffe89cb525330af65f6f98f57607f76cd5d23241da88
SSDEEP

1536:ECq3yRuqrI01eArdW/O7JnI2e13XiLij40MkTUVqa/Ou6:7WNqkOJWmo1HpM0MkTUmu6

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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\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
2392	explorer.exe
2956	spoolsv.exe
2612	svchost.exe
2512	spoolsv.exe

Loads dropped DLL 8 IoCs

pid	Process
2208	d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe
2208	d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe
2392	explorer.exe
2392	explorer.exe
2956	spoolsv.exe
2956	spoolsv.exe
2612	svchost.exe
2612	svchost.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\svchost.exe	svchost.exe
File opened for modification	C:\Windows\system\udsys.exe	explorer.exe
File opened for modification	\??\c:\windows\system\explorer.exe	d63615f4c82a75b9b77ea859821828c0_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

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
2208	d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe
2392	explorer.exe
2392	explorer.exe
2392	explorer.exe
2612	svchost.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe
2392	explorer.exe
2612	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2392	explorer.exe
2612	svchost.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2208	d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe
2208	d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe
2392	explorer.exe
2392	explorer.exe
2956	spoolsv.exe
2956	spoolsv.exe
2612	svchost.exe
2612	svchost.exe
2512	spoolsv.exe
2512	spoolsv.exe
2392	explorer.exe
2392	explorer.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 2392	2208	d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe	28
PID 2208 wrote to memory of 2392	2208	d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe	28
PID 2208 wrote to memory of 2392	2208	d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe	28
PID 2208 wrote to memory of 2392	2208	d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe	28
PID 2392 wrote to memory of 2956	2392	explorer.exe	29
PID 2392 wrote to memory of 2956	2392	explorer.exe	29
PID 2392 wrote to memory of 2956	2392	explorer.exe	29
PID 2392 wrote to memory of 2956	2392	explorer.exe	29
PID 2956 wrote to memory of 2612	2956	spoolsv.exe	30
PID 2956 wrote to memory of 2612	2956	spoolsv.exe	30
PID 2956 wrote to memory of 2612	2956	spoolsv.exe	30
PID 2956 wrote to memory of 2612	2956	spoolsv.exe	30
PID 2612 wrote to memory of 2512	2612	svchost.exe	31
PID 2612 wrote to memory of 2512	2612	svchost.exe	31
PID 2612 wrote to memory of 2512	2612	svchost.exe	31
PID 2612 wrote to memory of 2512	2612	svchost.exe	31
PID 2612 wrote to memory of 3036	2612	svchost.exe	32
PID 2612 wrote to memory of 3036	2612	svchost.exe	32
PID 2612 wrote to memory of 3036	2612	svchost.exe	32
PID 2612 wrote to memory of 3036	2612	svchost.exe	32
PID 2612 wrote to memory of 2552	2612	svchost.exe	36
PID 2612 wrote to memory of 2552	2612	svchost.exe	36
PID 2612 wrote to memory of 2552	2612	svchost.exe	36
PID 2612 wrote to memory of 2552	2612	svchost.exe	36
PID 2612 wrote to memory of 3000	2612	svchost.exe	38
PID 2612 wrote to memory of 3000	2612	svchost.exe	38
PID 2612 wrote to memory of 3000	2612	svchost.exe	38
PID 2612 wrote to memory of 3000	2612	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\d63615f4c82a75b9b77ea859821828c0_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2208
- \??\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
  - Loads dropped DLL
  - 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:2392
- - \??\c:\windows\system\spoolsv.exe
    c:\windows\system\spoolsv.exe SE
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2956
  - - \??\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
      Loads dropped DLL
      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:2612
    - - \??\c:\windows\system\spoolsv.exe
        
        c:\windows\system\spoolsv.exe PR
        5⤵
        Executes dropped EXE
        Suspicious use of SetWindowsHookEx
        
        PID:2512
    - - C:\Windows\SysWOW64\at.exe
        
        at 16:34 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:3036
    - - C:\Windows\SysWOW64\at.exe
        
        at 16:35 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:2552
    - - C:\Windows\SysWOW64\at.exe
        
        at 16:36 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
        5⤵
        
        PID:3000

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
65KB

MD5
3b07a852d7e05f18a9fd5c32b423127b

SHA1
e8ae0add448f8988180c0dcc41f1afac373198ac

SHA256
7d534f19fc3a6e328e008dc2c9c9898f25a92786b1d81beb05f3d99d677ab7db

SHA512
68287142578cf38096ba279c813b95214768797ed14673bec18e070c05293eb78743c4ffc70b1eedadb322007c99aec3cdaac364bdba4423e51d89d39715fe95

Download Submit
\Windows\system\explorer.exe

Filesize
65KB

MD5
1d935ea203b5f5190ad38941616a42a4

SHA1
ea55b5a3ea14cd306d5b0e23cd2f7f967b387d97

SHA256
4b452ece5beb55c57b0b9deb161213214e8e11375e76e0cd00922cf41a9820ea

SHA512
70ed0af69109fa5f2b154acd4eae7f66bf9a7ccaf11adc7b033c55b336af62ba0b3ed01bbd5ddc527613d18b1130112b2fd82180ec81f6ed5629cef58d0bff89

Download Submit
\Windows\system\spoolsv.exe

Filesize
65KB

MD5
16e2f16e696b8a976fcf0555f18968d3

SHA1
f00007a21ded50bf5b12b01200dc6a29deeddb3d

SHA256
ca02c12e50def5f2f648be29d759a76505a1846cc34ad122afa8b587ebf7330b

SHA512
823f4e2469963cf82aba30ba29e140405dbc82207dde777f38f70f9613912c206fff198b0edc86da7a92e06635ab2dc0dada3c43857fcb5aeed3eb415a56ad2d

Download Submit
\Windows\system\svchost.exe

Filesize
65KB

MD5
4ef617fcc35df8600626eb01089690c1

SHA1
c27e8d5626d9a72d05e16a52d53539d4e73b806d

SHA256
a17ec617c0f8877b1d0d97d49e4ed9923266d47ce143c40731c2605816897386

SHA512
8d67f19e33396a7e6592d9f938f15d72ed29e3227a3cd180b1746b8f1d1c6f2a76ca9e3f1c29a3bf1415f64be45ed797fae011091d21de1f625fa583e74f9a91

Download Submit
memory/2208-1-0x0000000000020000-0x0000000000024000-memory.dmp

Filesize
16KB

Download
memory/2208-0-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2208-64-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/2208-20-0x0000000001DD0000-0x0000000001E01000-memory.dmp

Filesize
196KB

Download
memory/2208-19-0x0000000001DD0000-0x0000000001E01000-memory.dmp

Filesize
196KB

Download
memory/2208-77-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/2208-2-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2208-76-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2208-4-0x0000000000401000-0x000000000042E000-memory.dmp

Filesize
180KB

Download
memory/2208-3-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2392-80-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2392-79-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2392-90-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2392-30-0x0000000002490000-0x00000000024C1000-memory.dmp

Filesize
196KB

Download
memory/2392-17-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2392-21-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2512-70-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2512-65-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2612-55-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2612-81-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2956-74-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2956-53-0x0000000001DF0000-0x0000000001E21000-memory.dmp

Filesize
196KB

Download
memory/2956-54-0x0000000001DF0000-0x0000000001E21000-memory.dmp

Filesize
196KB

Download
memory/2956-41-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2956-37-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2956-36-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download