Analysis

  • max time kernel
    60s
  • max time network
    36s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-09-2024 21:58

General

  • Target

    39cb6da2979297ede8b90d58cfdf7af1a238cf33e96df1bf587c57c4ee441572.xls

  • Size

    36KB

  • MD5

    0d8f26ba173642d3ce6ab455f06f338a

  • SHA1

    74e40f10586d42e8d91ba46c29f21a8f06291dfd

  • SHA256

    39cb6da2979297ede8b90d58cfdf7af1a238cf33e96df1bf587c57c4ee441572

  • SHA512

    6db94ead71b9df851634fdd44ea235c3595314d8e5384d392b789e8b2b730293f6da70d7de84c3d70f2c88ea2c51ff1ce19b03315a011e1d0d95fbed2b1d031d

  • SSDEEP

    768:0PqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJJXeUVD91fJGDckKtew:wok3hbdlylKsgqopeJBWhZFGkE+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.

  • Blocklisted process makes network request 2 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
  • 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\39cb6da2979297ede8b90d58cfdf7af1a238cf33e96df1bf587c57c4ee441572.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:3736
    • C:\Windows\explorer.exe
      explorer.exe C:\Users\Public\Documents\qdeDxo.vbs
      2⤵
      • Process spawned unexpected child process
      PID:1140
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3932
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\qdeDxo.vbs"
      2⤵
      • Blocklisted process makes network request
      PID:4800

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Public\Documents\qdeDxo.vbs

    Filesize

    578B

    MD5

    e64db1480dbe3731df10bc880e8fb802

    SHA1

    00d2736ee984707cc7c3086aca325bf8e2c49d2e

    SHA256

    2562f21d2323ff1c6c6749aaef8bb7fc536e0acfd7b9fae92b24447e1d7c8311

    SHA512

    76064a665802d9a3d1749784050ca1254936897e51e710004f722ab373d50a5d99d059b4784a3a8cef266ee51ee895afc520ab16670535102273e90ca65fe1b4

  • memory/3736-6-0x00007FFCA8790000-0x00007FFCA87A0000-memory.dmp

    Filesize

    64KB

  • memory/3736-29-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB

  • memory/3736-8-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB

  • memory/3736-4-0x00007FFCA8790000-0x00007FFCA87A0000-memory.dmp

    Filesize

    64KB

  • memory/3736-1-0x00007FFCE87AD000-0x00007FFCE87AE000-memory.dmp

    Filesize

    4KB

  • memory/3736-5-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB

  • memory/3736-9-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB

  • memory/3736-10-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB

  • memory/3736-2-0x00007FFCA8790000-0x00007FFCA87A0000-memory.dmp

    Filesize

    64KB

  • memory/3736-0-0x00007FFCA8790000-0x00007FFCA87A0000-memory.dmp

    Filesize

    64KB

  • memory/3736-11-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB

  • memory/3736-12-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB

  • memory/3736-13-0x00007FFCA5E30000-0x00007FFCA5E40000-memory.dmp

    Filesize

    64KB

  • memory/3736-14-0x00007FFCA5E30000-0x00007FFCA5E40000-memory.dmp

    Filesize

    64KB

  • memory/3736-3-0x00007FFCA8790000-0x00007FFCA87A0000-memory.dmp

    Filesize

    64KB

  • memory/3736-26-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB

  • memory/3736-27-0x00007FFCE87AD000-0x00007FFCE87AE000-memory.dmp

    Filesize

    4KB

  • memory/3736-28-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB

  • memory/3736-7-0x00007FFCE8710000-0x00007FFCE8905000-memory.dmp

    Filesize

    2.0MB