Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 12:43

General

  • Target
    a3d8ae35aa255d4d1dca74eabccf8850_NeikiAnalytics.exe
  • Size 97KB
  • Sample240603-px776agb87
  • SHA256 b0cc5e932346fbb1dfbc5542c0b3484acb06ffff3b77d3003b7cfada4107fa9c
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 8 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 4 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 12 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 29 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 20 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a3d8ae35aa255d4d1dca74eabccf8850_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\a3d8ae35aa255d4d1dca74eabccf8850_NeikiAnalytics.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5008
    • C:\recycled\SVCHOST.EXE
      C:\recycled\SVCHOST.EXE :agent
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4828
      • C:\recycled\SVCHOST.EXE
        C:\recycled\SVCHOST.EXE :agent
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:5108
      • F:\recycled\SVCHOST.EXE
        F:\recycled\SVCHOST.EXE :agent
        3⤵
        • Modifies WinLogon for persistence
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Windows directory
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2728
        • C:\recycled\SVCHOST.EXE
          C:\recycled\SVCHOST.EXE :agent
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:1144
        • F:\recycled\SVCHOST.EXE
          F:\recycled\SVCHOST.EXE :agent
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:2192
        • C:\recycled\SPOOLSV.EXE
          C:\recycled\SPOOLSV.EXE :agent
          4⤵
          • Modifies WinLogon for persistence
          • Modifies visibility of file extensions in Explorer
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Windows directory
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4964
          • C:\recycled\SVCHOST.EXE
            C:\recycled\SVCHOST.EXE :agent
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:1036
          • F:\recycled\SVCHOST.EXE
            F:\recycled\SVCHOST.EXE :agent
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:5044
          • C:\recycled\SPOOLSV.EXE
            C:\recycled\SPOOLSV.EXE :agent
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:4408
      • C:\recycled\SPOOLSV.EXE
        C:\recycled\SPOOLSV.EXE :agent
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:396
    • F:\recycled\SVCHOST.EXE
      F:\recycled\SVCHOST.EXE :agent
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:5076
    • C:\recycled\SPOOLSV.EXE
      C:\recycled\SPOOLSV.EXE :agent
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4388
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\a3d8ae35aa255d4d1dca74eabccf8850_NeikiAnalytics.doc" /o ""
      2⤵
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:3840

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        SPOOLSV.EXE

        • Path C:\Recycled\SPOOLSV.EXE
        • Size 97KB
        • SHA256 5a1666cc87eee2c7a1a3bb8d7189c68c97d28976624ae952e9d04aad325a2b0a
        • MD5 SHA1 SHA512 SSDEEP

        SVCHOST.EXE

        • Path C:\Recycled\SVCHOST.EXE
        • Size 97KB
        • SHA256 7930350a580ee10b2e270f0265153a7bd4d86e799a317b30d39fed9dcb341888
        • MD5 SHA1 SHA512 SSDEEP

        Flu Burung.txt

        • Path C:\Users\Admin\AppData\Local\Temp\Flu Burung.txt
        • Size 2KB
        • SHA256 2661c05273f33efa4b7faa6ed8a6f7e69a13ad86077f69ee285ece9cba57e44c
        • MD5 SHA1 SHA512

        sist02.xsl

        • Path C:\Users\Admin\AppData\Local\Temp\TCD9DDE.tmp\sist02.xsl
        • Size 245KB
        • SHA256 ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
        • MD5 SHA1 SHA512 SSDEEP

         Explorer.exe

        • Path C:\Windows\Fonts\ Explorer.exe
        • Size 97KB
        • SHA256 798d79b2ee7226f706aa4a9adbafadf19700d545c35cfb2cb0682a995895f3eb
        • MD5 SHA1 SHA512 SSDEEP

         Explorer.exe

        • Path C:\Windows\Fonts\ Explorer.exe
        • Size 97KB
        • SHA256 6d7456c4be4f5ebfa4715c4b27169e9e9fab333c7e5b9a910798410de12a2af5
        • MD5 SHA1 SHA512 SSDEEP

         Explorer.exe

        • Path C:\Windows\Fonts\ Explorer.exe
        • Size 97KB
        • SHA256 91ed3b6732e764894b18a4842f8e74b5a469723988c53750d2e911b3d70466b3
        • MD5 SHA1 SHA512 SSDEEP

        begolu.txt

        • Path C:\begolu.txt
        • Size 2B
        • SHA256 4658d6abbbaf7748c172ed5a3e003cdb8997648f88724834e41f75e54520e142
        • MD5 SHA1 SHA512

        SVCHOST.EXE

        • Path F:\Recycled\SVCHOST.EXE
        • Size 97KB
        • SHA256 e8dbc174e715deaa199d3ff1ad4933cb4b284d975a27578a6e4f647600699273
        • MD5 SHA1 SHA512 SSDEEP

        memory/396-76-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/1036-64-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/1036-60-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/1144-45-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/2192-44-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/2192-49-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/2728-33-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/3840-87-0x00007FF81FEF0000-0x00007FF81FF00000-memory.dmp

        memory/3840-93-0x00007FF81D780000-0x00007FF81D790000-memory.dmp

        memory/3840-92-0x00007FF81D780000-0x00007FF81D790000-memory.dmp

        memory/3840-91-0x00007FF81FEF0000-0x00007FF81FF00000-memory.dmp

        memory/3840-90-0x00007FF81FEF0000-0x00007FF81FF00000-memory.dmp

        memory/3840-88-0x00007FF81FEF0000-0x00007FF81FF00000-memory.dmp

        memory/3840-89-0x00007FF81FEF0000-0x00007FF81FF00000-memory.dmp

        memory/4388-81-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/4388-84-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/4408-72-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/4828-18-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/4964-51-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/5008-86-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/5008-0-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/5044-69-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/5076-80-0x0000000000400000-0x0000000000421000-memory.dmp

        memory/5108-31-0x0000000000400000-0x0000000000421000-memory.dmp