Analysis

  • max time kernel
    2s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    26-10-2024 16:58

General

  • Target

    Perm Spoofer/dumped files/disk.bat

  • Size

    13KB

  • MD5

    0c345568b15f4163d3955388cfa615f4

  • SHA1

    069c7b499e8f68fb90d316d6114440ef762507d6

  • SHA256

    28dc4e8c24c16af0910f3542ec8ae12376e668e45ba310a7f25c87ab4bfb89e8

  • SHA512

    d4619bbb7bfeccf0bb3ea7259fec6a8324aadd544017ee0df0390339d112fd0ced6707d91fc5036faf2c4cbcc9326c4ba57befbbdf909c2306c109acdba6c543

  • SSDEEP

    192:dIo4yR9Y9A/r1/kMUnNLyCYSvGOqHQ28lh9YDpqWkSyt1ninmdKgZ:3xR9hjF/UnECROBClh9YDpDkSy3inlo

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Maps connected drives based on registry 3 TTPs 6 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 64 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Perm Spoofer\dumped files\disk.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4304
    • C:\Windows\system32\net.exe
      NET FILE
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2916
      • C:\Windows\system32\net1.exe
        C:\Windows\system32\net1 FILE
        3⤵
          PID:1760
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell /nologo /noprofile /command "&{[ScriptBlock]::Create((cat """C:\Users\Admin\AppData\Local\Temp\Perm Spoofer\dumped files\disk.bat""") -join [Char[]]10).Invoke(@(&{$args}))}"
        2⤵
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:700
        • C:\Windows\system32\pnputil.exe
          "C:\Windows\system32\pnputil.exe" /remove-device "SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001 2&1f4adffe&0&000002" /force
          3⤵
            PID:3408
          • C:\Windows\system32\pnputil.exe
            "C:\Windows\system32\pnputil.exe" /remove-device SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000 /force
            3⤵
            • Drops file in Windows directory
            • Checks SCSI registry key(s)
            • Suspicious use of AdjustPrivilegeToken
            PID:1284
          • C:\Windows\system32\pnputil.exe
            "C:\Windows\system32\pnputil.exe" /remove-device SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000 /force
            3⤵
            • Maps connected drives based on registry
            • Drops file in Windows directory
            • Checks SCSI registry key(s)
            • Suspicious use of AdjustPrivilegeToken
            PID:480

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gu2lu5w0.3sb.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/700-0-0x00007FFCC53F3000-0x00007FFCC53F5000-memory.dmp

        Filesize

        8KB

      • memory/700-1-0x00000193E7FC0000-0x00000193E7FE2000-memory.dmp

        Filesize

        136KB

      • memory/700-10-0x00007FFCC53F0000-0x00007FFCC5EB2000-memory.dmp

        Filesize

        10.8MB

      • memory/700-11-0x00007FFCC53F0000-0x00007FFCC5EB2000-memory.dmp

        Filesize

        10.8MB

      • memory/700-12-0x00007FFCC53F0000-0x00007FFCC5EB2000-memory.dmp

        Filesize

        10.8MB

      • memory/700-15-0x00007FFCC53F0000-0x00007FFCC5EB2000-memory.dmp

        Filesize

        10.8MB