Analysis

  • max time kernel
    146s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    07/01/2024, 05:21

General

  • Target

    48233c394fd136a8e8c50f72c479818d.exe

  • Size

    120KB

  • MD5

    48233c394fd136a8e8c50f72c479818d

  • SHA1

    a286371bf593d75e5932e75b0f7ccbd85e81b13b

  • SHA256

    054ce23e77868d3b70a3884cc350b48c75e9fa63b774df6718ca6ae608b00fdf

  • SHA512

    2fa9e8fe42cf7146a10963cb52a1e5d733e233147c5be2a3f0a6109695f1b2eb2b7ed0ebf5e56c96e7f61c5ca41d8ba55329d57d13d949382bdfbfc7aef422c3

  • SSDEEP

    3072:JHLPsKAmOc6GxqG20y8g6vxnqV32cm5dtJWgW73HC+VPpwk87VP+vCGx:JHzsIv4G20yqvxnG32cm5dtJWgW73HCW

Malware Config

Signatures

  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe
    "C:\Users\Admin\AppData\Local\Temp\48233c394fd136a8e8c50f72c479818d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
      "C:\Users\Admin\AppData\Roaming\crashes\crashes.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2144
      • C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
        "C:\Users\Admin\AppData\Roaming\crashes\crashes.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2792
        • C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
          C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
          4⤵
          • Executes dropped EXE
          PID:2824
        • C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
          C:\Users\Admin\AppData\Roaming\crashes\crashes.exe
          4⤵
          • Executes dropped EXE
          PID:2804

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Roaming\crashes\crashes.exe

          Filesize

          120KB

          MD5

          48233c394fd136a8e8c50f72c479818d

          SHA1

          a286371bf593d75e5932e75b0f7ccbd85e81b13b

          SHA256

          054ce23e77868d3b70a3884cc350b48c75e9fa63b774df6718ca6ae608b00fdf

          SHA512

          2fa9e8fe42cf7146a10963cb52a1e5d733e233147c5be2a3f0a6109695f1b2eb2b7ed0ebf5e56c96e7f61c5ca41d8ba55329d57d13d949382bdfbfc7aef422c3

        • memory/2792-17-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/2792-23-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/2792-28-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/3040-2-0x0000000000230000-0x0000000000236000-memory.dmp

          Filesize

          24KB