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Analysis

  • max time kernel
    138s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2023, 11:16

General

  • Target

    brave.bat

  • Size

    253B

  • MD5

    cb4f8bad62ca4f8abaa4f756fc8eb445

  • SHA1

    f90371d91dc50c77b226be58734905975134ea02

  • SHA256

    c4fae8ee516d3a293d72ce274f065bde2c7098c8f067d76f0aa1dc4bbd4dde9a

  • SHA512

    12c8135a6544667f2d83b744fc97d148062640fdcbfcd84d9f063e34fd09404c50acf2784a861ab31c696e08276ddad75814e00164ae084b756e05090ff380e8

Score
1/10

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\brave.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3880
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -NoProfile -WindowStyle Hidden -ExecutionPolicy Bypass -File "C:\Users\Public\brave.ps1"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2680

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_55xfosu4.lf1.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2680-0-0x00000186FB170000-0x00000186FB192000-memory.dmp

    Filesize

    136KB

  • memory/2680-12-0x00007FFCC45D0000-0x00007FFCC5091000-memory.dmp

    Filesize

    10.8MB

  • memory/2680-13-0x00007FFCC45D0000-0x00007FFCC5091000-memory.dmp

    Filesize

    10.8MB