Analysis

  • max time kernel
    144s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2022, 11:41

General

  • Target

    986354775272cf7c9d6f1800a46d77b661f07224fd5e8feebc006d8d95ca9818.exe

  • Size

    112KB

  • MD5

    21ca04114d5fcc65fdc6842c97292dfd

  • SHA1

    530041e11320c33815d4b57e410036947794f493

  • SHA256

    986354775272cf7c9d6f1800a46d77b661f07224fd5e8feebc006d8d95ca9818

  • SHA512

    d19af07ae51272038d2a55bb2212311424f923daa15b72959befd1b2d1db3cd1a42a74fb48a1fd94d5501ac50f6a543c9a776e126ce7bc37509ab09bc6552dd7

  • SSDEEP

    1536:nk1yzj5e2LuYqXzY4px7bX/lG8jnBDhdT4a6+V7JHhyHd:632LuYQY4pjRXdT4h+V5h

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\986354775272cf7c9d6f1800a46d77b661f07224fd5e8feebc006d8d95ca9818.exe
    "C:\Users\Admin\AppData\Local\Temp\986354775272cf7c9d6f1800a46d77b661f07224fd5e8feebc006d8d95ca9818.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4968
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe
      2⤵
        PID:4844
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 12
          3⤵
          • Program crash
          PID:4740
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4844 -ip 4844
      1⤵
        PID:5112

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4844-136-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB

      • memory/4968-132-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB

      • memory/4968-139-0x0000000000400000-0x000000000041C000-memory.dmp

        Filesize

        112KB