Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-09-2024 15:39

General

  • Target

    d2459205275914feed5feb0af728125e_JaffaCakes118.xls

  • Size

    36KB

  • MD5

    d2459205275914feed5feb0af728125e

  • SHA1

    91b8cc638cf43453aa01ef93c36ee847153ea350

  • SHA256

    7aafb55fea133ce50f94d627f569b679c5b94db292dbd051351007f6f193f5e1

  • SHA512

    cdb0a7665f96061b5442d9b7078c4ad1c948e61cf2ca5f4dc800279026dd8ba712fb29baa4e08512c70ce9df31a6bbd6a8f327ff88651773a81b87b5480ce2b2

  • SSDEEP

    768:0PqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJS3slHOLDuESWneXo:wok3hbdlylKsgqopeJBWhZFGkE+cL2Np

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\d2459205275914feed5feb0af728125e_JaffaCakes118.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:4700
    • C:\Windows\explorer.exe
      explorer.exe C:\Users\Public\Documents\dv1ofh0.vbs
      2⤵
      • Process spawned unexpected child process
      PID:1532
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4824
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\dv1ofh0.vbs"
      2⤵
      • Blocklisted process makes network request
      PID:3308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Public\Documents\dv1ofh0.vbs

    Filesize

    554B

    MD5

    72de300c0c83617e7258c81e942234da

    SHA1

    610709d261e518f67d29dbd8568430c754f61500

    SHA256

    7542dd3487a896c6e3c1c061a46b6a070ce5e50299719f51ed0e8521914367bd

    SHA512

    ba6cbb944d31a8c56eaeedb9affd2e8b0d713dada291b1a7100a2fc59c4aed602a7e1fa7743241967351f338b7ba6ce8bb009489b4d0764aa0f13be0f1c7e9fc

  • memory/4700-15-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-33-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-13-0x00007FFD45230000-0x00007FFD45240000-memory.dmp

    Filesize

    64KB

  • memory/4700-3-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

    Filesize

    64KB

  • memory/4700-5-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-6-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-7-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

    Filesize

    64KB

  • memory/4700-10-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-12-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-17-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-1-0x00007FFD8778D000-0x00007FFD8778E000-memory.dmp

    Filesize

    4KB

  • memory/4700-4-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

    Filesize

    64KB

  • memory/4700-11-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-18-0x00007FFD45230000-0x00007FFD45240000-memory.dmp

    Filesize

    64KB

  • memory/4700-16-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-14-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-9-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-8-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-2-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

    Filesize

    64KB

  • memory/4700-30-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-32-0x00007FFD876F0000-0x00007FFD878E5000-memory.dmp

    Filesize

    2.0MB

  • memory/4700-31-0x00007FFD8778D000-0x00007FFD8778E000-memory.dmp

    Filesize

    4KB

  • memory/4700-0-0x00007FFD47770000-0x00007FFD47780000-memory.dmp

    Filesize

    64KB