Analysis

  • max time kernel
    60s
  • max time network
    59s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-06-2024 21:05

General

  • Target

    14f3aafe8b8d72786ddad65a08f41183ce60d525c1e2e570c1d98630bd367c49.xls

  • Size

    715KB

  • MD5

    fa910e128c46a5f9245b472d2dd2d157

  • SHA1

    6a70f013a2458ecb1b8955b6275b81ea2c9ccbb9

  • SHA256

    14f3aafe8b8d72786ddad65a08f41183ce60d525c1e2e570c1d98630bd367c49

  • SHA512

    c0c0a71ab98b21f82193e553798a050b174b87b3d2ddf05c4c91db8942ece4cd9b0eb1e94d282da99e744abdca96698b5891d1fef4f6b43434a07984039e7ef2

  • SSDEEP

    12288:TRsUpcHnXXzNkRKFfsAqdlVDczXZejbeAQjSY4VTZoLtq57kWjuNMfK:TRsSc3DGUFfpqdUzXM/GjS/VTZoIP

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Executes dropped EXE 1 IoCs
  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\14f3aafe8b8d72786ddad65a08f41183ce60d525c1e2e570c1d98630bd367c49.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:708
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe /target:winexe /out:"C:\Users\Admin\AppData\Roaming\Microsoft\8nqvvg8xf04o.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\35i7gkwgv8du.cs" & "C:\Users\Admin\AppData\Roaming\Microsoft\8nqvvg8xf04o.exe"
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:1552
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe /target:winexe /out:"C:\Users\Admin\AppData\Roaming\Microsoft\8nqvvg8xf04o.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\35i7gkwgv8du.cs"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2316
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES4A38.tmp" "c:\Users\Admin\AppData\Roaming\Microsoft\CSCC163E024F3C3468B9C9DDA5844AC4E6.TMP"
          4⤵
            PID:3200
        • C:\Users\Admin\AppData\Roaming\Microsoft\8nqvvg8xf04o.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\8nqvvg8xf04o.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:340

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RES4A38.tmp

      Filesize

      1KB

      MD5

      fae7811516f66112960592100ac0f30a

      SHA1

      921e91c44848c14bbf2b1c9f6f69c18a4f54f04d

      SHA256

      6e0ae3d9441562b9820ff24d84e7654a8c27f1a736c93d95cf744ed469e20ac7

      SHA512

      474d640eb726a877e2abbb92981b4a30c6a56e1e0c451f647c700111d2de6e971b50a4b1ad5e26b14501d1a5f8dc959b5941bd8dbd9cff9d5eac7aff42991972

    • C:\Users\Admin\AppData\Roaming\Microsoft\8nqvvg8xf04o.exe

      Filesize

      6KB

      MD5

      6893fe1800d587aa4d41ec64fcfb1e27

      SHA1

      f3bd5c6e459ef05e070c269a13ba798f6c04b47f

      SHA256

      c3c7ab81873f7f6394992c2eab5094c450df0ab5ccef3244d0596418a233c996

      SHA512

      1b25388f930b46349da93ef7fd98688eab52ecb0be371e55bf6505eaedcc19f6f3d358e0d8543754a098b3e545b068366cab1c5dac1ba474c96180d21fb49495

    • \??\c:\Users\Admin\AppData\Roaming\Microsoft\35i7gkwgv8du.cs

      Filesize

      2KB

      MD5

      3d6a86624aed949ac6b72ecfac76ff6d

      SHA1

      bdbb6a1619b57c5ee0e8577fc25b74ff29c74e94

      SHA256

      b00fdf715ad530babc4a92749ff05cdeee1eb81069f28fbe4ae27933d74533e0

      SHA512

      b2fc0f8218bd9c8c534adf7c8716bb60f3de94a3e73c9e77515fa927c681d1b7c1fdc1b83a92f5ee5ef75d9a3279cc2db1a3b118332b346148a239555b14a1ae

    • \??\c:\Users\Admin\AppData\Roaming\Microsoft\CSCC163E024F3C3468B9C9DDA5844AC4E6.TMP

      Filesize

      1KB

      MD5

      115214ff9b052ddc7de7b1197e7abc71

      SHA1

      fd0a62e9c3070192b3d22d13f97c152f5512e8cc

      SHA256

      2d0287e1c3c1671214f8e88ec2d295ff8c8c227eebf97ca81fe412b8746fcba0

      SHA512

      01e3d0badec071c6f36e700c6ae0a0ce8e05a411581d563486a33b8915c14697e080c559068244fa6843160fcec1882d4b46fe6c7a494cda90618780baac08b8

    • memory/340-85-0x0000000000D70000-0x0000000000D78000-memory.dmp

      Filesize

      32KB

    • memory/708-16-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-11-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-8-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-6-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-14-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-15-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-17-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-0-0x00007FFE9F0F0000-0x00007FFE9F100000-memory.dmp

      Filesize

      64KB

    • memory/708-13-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-18-0x00007FFE9C790000-0x00007FFE9C7A0000-memory.dmp

      Filesize

      64KB

    • memory/708-12-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-5-0x00007FFEDF10D000-0x00007FFEDF10E000-memory.dmp

      Filesize

      4KB

    • memory/708-10-0x00007FFE9C790000-0x00007FFE9C7A0000-memory.dmp

      Filesize

      64KB

    • memory/708-9-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-65-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-7-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-1-0x00007FFE9F0F0000-0x00007FFE9F100000-memory.dmp

      Filesize

      64KB

    • memory/708-4-0x00007FFE9F0F0000-0x00007FFE9F100000-memory.dmp

      Filesize

      64KB

    • memory/708-3-0x00007FFE9F0F0000-0x00007FFE9F100000-memory.dmp

      Filesize

      64KB

    • memory/708-2-0x00007FFE9F0F0000-0x00007FFE9F100000-memory.dmp

      Filesize

      64KB

    • memory/708-91-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB

    • memory/708-92-0x00007FFEDF070000-0x00007FFEDF265000-memory.dmp

      Filesize

      2.0MB