Analysis

  • max time kernel
    152s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-02-2024 02:50

General

  • Target

    ad7ff2d73185adcd57bd8599fee410e5.xls

  • Size

    36KB

  • MD5

    ad7ff2d73185adcd57bd8599fee410e5

  • SHA1

    f95297f5d06d967cbb8ad644f5d22e273525e38c

  • SHA256

    85c380bc38f612394dd121561cf5ef9b8c985e3ab580c0aa085384a26a237cb6

  • SHA512

    85e4bb04fb25e5c0c6eceedf99113226d72ae45fb4305d1f7ba527b896f72c3f9dfc2957fa5b92674367862f7b8b53a3c13e52f689ee0307d7c0622106241edf

  • SSDEEP

    768:nPqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJLUk0h7B1h/jEqkYtvBrSIJ:Pok3hbdlylKsgqopeJBWhZFGkE+cL2Nl

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 2 IoCs
  • Suspicious use of SetWindowsHookEx 14 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\ad7ff2d73185adcd57bd8599fee410e5.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:4920
    • C:\Windows\explorer.exe
      explorer.exe C:\Users\Public\Documents\HAopF.vbs
      2⤵
      • Process spawned unexpected child process
      PID:4000
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:872
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\HAopF.vbs"
      2⤵
        PID:2032

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      558B

      MD5

      5723120a909456ac3a39b0d95e359deb

      SHA1

      bb9c39b26b85126a33f74361da014bdf6888bb33

      SHA256

      e923fb8ac3c84ce82cc160cd3fbb4a19a8f88aa5541b6c79e6497469b19dc826

      SHA512

      670bad2361dee72f556b2aa54e3fd5ef830b42ce7ce2c729bb42ba2fed459b98ea3048a6614f2a117cf19579110b1f95de5bf7a4cfb502ea06eebca0939cfcc4

    • memory/4920-12-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-5-0x00007FFA41930000-0x00007FFA41940000-memory.dmp

      Filesize

      64KB

    • memory/4920-13-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-3-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-14-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-6-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-7-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-16-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-9-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-10-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-11-0x00007FFA3F560000-0x00007FFA3F570000-memory.dmp

      Filesize

      64KB

    • memory/4920-0-0x00007FFA41930000-0x00007FFA41940000-memory.dmp

      Filesize

      64KB

    • memory/4920-4-0x00007FFA41930000-0x00007FFA41940000-memory.dmp

      Filesize

      64KB

    • memory/4920-2-0x00007FFA41930000-0x00007FFA41940000-memory.dmp

      Filesize

      64KB

    • memory/4920-8-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-15-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-18-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-19-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-20-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-21-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-22-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-17-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB

    • memory/4920-23-0x00007FFA3F560000-0x00007FFA3F570000-memory.dmp

      Filesize

      64KB

    • memory/4920-1-0x00007FFA41930000-0x00007FFA41940000-memory.dmp

      Filesize

      64KB

    • memory/4920-32-0x00007FFA818B0000-0x00007FFA81AA5000-memory.dmp

      Filesize

      2.0MB