Analysis

  • max time kernel
    138s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20231215-en
  • resource tags

    arch:x64arch:x86image:win11-20231215-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    18/01/2024, 02:05

General

  • Target

    $PROGRAMFILES/Sibelius Software/VSTPlugins/NotePerformer32.dll

  • Size

    6.3MB

  • MD5

    d14ae277899149fa0a716690781d5a4c

  • SHA1

    9a746590c30331eb090c231a34cba9e49d2c6c3c

  • SHA256

    bf86ac1b5d0bf425c20b084db568e7aa51be4843494048acf394cbe0d501bf93

  • SHA512

    2b50a5ffe0e329587a7521f2d5d8abfe92ac22b0ee3025532473c7b3d81b95f02d158e8df8f7935971291a848c95ae48e33e87680190ab27c06ec289d9530c53

  • SSDEEP

    49152:On92ef7Mjll9blidjFoEltkCUHgWNQIHEPeqLh7:plUoPCUHgWkeq

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\Sibelius Software\VSTPlugins\NotePerformer32.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3916
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\Sibelius Software\VSTPlugins\NotePerformer32.dll",#1
      2⤵
        PID:3720
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3720 -s 560
          3⤵
          • Program crash
          PID:4236
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3720 -ip 3720
      1⤵
        PID:3792

      Network

            MITRE ATT&CK Matrix

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