Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 06:53

General

  • Target

    0ce8972402221d067ed8cd7c251d0993.xls

  • Size

    36KB

  • MD5

    0ce8972402221d067ed8cd7c251d0993

  • SHA1

    6323ce920cce73f179865eda2af7b320a30c85db

  • SHA256

    a0d10c04025ada262c2795aa1d381b64557ad59ca818163ba15475aafab12161

  • SHA512

    abc8197e4b850c7a394e374dc4cac01492c2758060ac82cf55f4cdca83bd0282683aeb75759b28d87ecedc3dc8a9c82636c909284042c47ea807a00dec0b7756

  • SSDEEP

    768:sPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJXs1eWEHi0VSF4iAb:4ok3hbdlylKsgqopeJBWhZFGkE+cL2NM

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.

  • 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 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 4 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\0ce8972402221d067ed8cd7c251d0993.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\explorer.exe
      explorer.exe C:\Users\Public\Documents\Ejre.vbs
      2⤵
      • Process spawned unexpected child process
      PID:1332
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4188
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\Ejre.vbs"
      2⤵
        PID:4480

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2124-4-0x00007FFF38B10000-0x00007FFF38B20000-memory.dmp

      Filesize

      64KB

    • memory/2124-7-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-8-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-13-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-16-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-15-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-18-0x00007FFF36270000-0x00007FFF36280000-memory.dmp

      Filesize

      64KB

    • memory/2124-19-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-20-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-17-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-14-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-12-0x00007FFF36270000-0x00007FFF36280000-memory.dmp

      Filesize

      64KB

    • memory/2124-11-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-10-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-9-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-6-0x00007FFF38B10000-0x00007FFF38B20000-memory.dmp

      Filesize

      64KB

    • memory/2124-5-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-3-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB

    • memory/2124-2-0x00007FFF38B10000-0x00007FFF38B20000-memory.dmp

      Filesize

      64KB

    • memory/2124-1-0x00007FFF38B10000-0x00007FFF38B20000-memory.dmp

      Filesize

      64KB

    • memory/2124-0-0x00007FFF38B10000-0x00007FFF38B20000-memory.dmp

      Filesize

      64KB

    • memory/2124-32-0x00007FFF78A90000-0x00007FFF78C85000-memory.dmp

      Filesize

      2.0MB