Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04-06-2024 01:42

General

  • Target

    OUTSTANDING INVOICE_PDF.exe

  • Size

    711KB

  • MD5

    1e3e1d598639d5d9d86e73c4549fea19

  • SHA1

    2a73816f13b46576ebb614a6570880c51d4104ea

  • SHA256

    2f2a5b335c8f2004e20a98d574c4c39a952d0eadecf8d035f60f941abcb8a436

  • SHA512

    4cbaa477e7f6fbce010e47b4ccea27403435dc971714702ce08de2100b89d9ac2c77c8a8106828410fac6d0deeaf90fc9d6d0bb308b3b722063a33b3feab50c5

  • SSDEEP

    12288:IBTKt/rFfaxdAZrnBDcLguCvpTkbbIyX8OA7OZeK5hzof8gbXv3S/IHXEaTk7pYl:uKN5i/AZrBDvvpTzyX/ZeK59gzv3WOxF

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xTBpCPBoAPCxb.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2792
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xTBpCPBoAPCxb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6133.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2656
    • C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe"
      2⤵
        PID:2456
      • C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe
        "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe"
        2⤵
          PID:2628
        • C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe
          "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe"
          2⤵
            PID:2160
          • C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe
            "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe"
            2⤵
              PID:2416
            • C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe
              "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE_PDF.exe"
              2⤵
                PID:2424

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\tmp6133.tmp

              Filesize

              1KB

              MD5

              69357c3ee474ee4e57f6b0fe678621f2

              SHA1

              281d18ff1542b7deb0f772f81c94fed5be54b742

              SHA256

              6d69c2420a4df67e1289e0bcdd5426b30a0dfa272221cc1d46419a00a525f73f

              SHA512

              7e1f948f0916cf7078b4fc59ed4aad88f5a5bfe24a74b817dc8411e7cd90e5f82aba32a74534e08c4d2b2305f5852de7fff3ab727dadee372ec12bd84665b3ba

            • memory/1296-0-0x000000007495E000-0x000000007495F000-memory.dmp

              Filesize

              4KB

            • memory/1296-1-0x00000000003B0000-0x0000000000468000-memory.dmp

              Filesize

              736KB

            • memory/1296-2-0x0000000074950000-0x000000007503E000-memory.dmp

              Filesize

              6.9MB

            • memory/1296-3-0x0000000000360000-0x0000000000376000-memory.dmp

              Filesize

              88KB

            • memory/1296-4-0x0000000000730000-0x000000000073E000-memory.dmp

              Filesize

              56KB

            • memory/1296-5-0x0000000000740000-0x0000000000750000-memory.dmp

              Filesize

              64KB

            • memory/1296-6-0x0000000005360000-0x00000000053E6000-memory.dmp

              Filesize

              536KB

            • memory/1296-14-0x0000000074950000-0x000000007503E000-memory.dmp

              Filesize

              6.9MB