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Analysis

  • max time kernel
    2s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/12/2023, 08:53

General

  • Target

    d42e08394682c9261515a28aaf5ee0b9.xls

  • Size

    36KB

  • MD5

    d42e08394682c9261515a28aaf5ee0b9

  • SHA1

    ae9a73a3d016355d65c696ae956da2a5066d3af7

  • SHA256

    fd1aeac9f5cf64b6f13c3e3ea6dc45ae6a99cfc302de5aef9216ee53bc7a9a40

  • SHA512

    dcb332226422c997e49247c802d554be8611de2ba8e9f22d2cfd330282bb17dd987b50fd25b1e9a2ffd4232c09b3209c7e35b0a3b9895fa85e98043b0774434c

  • SSDEEP

    768:MPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJB4zy0VXoK+Zkpei23do3noH:Yok3hbdlylKsgqopeJBWhZFGkE+cL2N8

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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 2 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\d42e08394682c9261515a28aaf5ee0b9.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:1188
    • C:\Windows\explorer.exe
      explorer.exe C:\Users\Public\Documents\XWZc.vbs
      2⤵
      • Process spawned unexpected child process
      PID:4540
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
      PID:1432
      • C:\Windows\System32\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\XWZc.vbs"
        2⤵
          PID:3704

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1188-2-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-8-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-10-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-15-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-17-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-21-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-22-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-23-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-20-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-19-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-18-0x00007FFA0CE90000-0x00007FFA0CEA0000-memory.dmp

        Filesize

        64KB

      • memory/1188-16-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-14-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-13-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-11-0x00007FFA0CE90000-0x00007FFA0CEA0000-memory.dmp

        Filesize

        64KB

      • memory/1188-12-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-9-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-7-0x00007FFA0F7F0000-0x00007FFA0F800000-memory.dmp

        Filesize

        64KB

      • memory/1188-6-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-5-0x00007FFA0F7F0000-0x00007FFA0F800000-memory.dmp

        Filesize

        64KB

      • memory/1188-4-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-3-0x00007FFA0F7F0000-0x00007FFA0F800000-memory.dmp

        Filesize

        64KB

      • memory/1188-1-0x00007FFA0F7F0000-0x00007FFA0F800000-memory.dmp

        Filesize

        64KB

      • memory/1188-0-0x00007FFA0F7F0000-0x00007FFA0F800000-memory.dmp

        Filesize

        64KB

      • memory/1188-35-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-36-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB

      • memory/1188-37-0x00007FFA4F770000-0x00007FFA4F965000-memory.dmp

        Filesize

        2.0MB