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Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/05/2024, 02:49

General

  • Target

    325733b87c94a4f078e125b8d8b21e1a_JaffaCakes118.exe

  • Size

    254KB

  • MD5

    325733b87c94a4f078e125b8d8b21e1a

  • SHA1

    99fa23832afd1f1ae674c7ca30de1004f6aff0ee

  • SHA256

    b0dc010628c8e5309602e3f46c8ff86be2d04cdfb255cfa792938e9dc1e5b537

  • SHA512

    67e337c91b7f4c9b4435d03b3917ea22d287f0bbe0001e9a709e38f87f209986d9bf127845bcc2ce7c0752c9118049c236b030c70058734d47ba3807c26333d7

  • SSDEEP

    1536:gNI/c0ZS3LhbcAuF0x6PF9Dnx5YVa5CsbJqUHtgttDjxHItRh:gN4U7h5mDnx5fblHqfZotRh

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\325733b87c94a4f078e125b8d8b21e1a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\325733b87c94a4f078e125b8d8b21e1a_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4472
    • C:\Windows\T50696040382020\winsvcs.exe
      C:\Windows\T50696040382020\winsvcs.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Windows security bypass
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      PID:2228
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 580
      2⤵
      • Program crash
      PID:3296
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4472 -ip 4472
    1⤵
      PID:2044

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\T50696040382020\winsvcs.exe

      Filesize

      254KB

      MD5

      325733b87c94a4f078e125b8d8b21e1a

      SHA1

      99fa23832afd1f1ae674c7ca30de1004f6aff0ee

      SHA256

      b0dc010628c8e5309602e3f46c8ff86be2d04cdfb255cfa792938e9dc1e5b537

      SHA512

      67e337c91b7f4c9b4435d03b3917ea22d287f0bbe0001e9a709e38f87f209986d9bf127845bcc2ce7c0752c9118049c236b030c70058734d47ba3807c26333d7

    • memory/2228-11-0x0000000000400000-0x0000000000927000-memory.dmp

      Filesize

      5.2MB

    • memory/2228-12-0x0000000000400000-0x0000000000927000-memory.dmp

      Filesize

      5.2MB

    • memory/2228-15-0x0000000000400000-0x0000000000927000-memory.dmp

      Filesize

      5.2MB

    • memory/4472-1-0x0000000000990000-0x0000000000A90000-memory.dmp

      Filesize

      1024KB

    • memory/4472-2-0x0000000000400000-0x000000000040D000-memory.dmp

      Filesize

      52KB

    • memory/4472-8-0x0000000000400000-0x0000000000927000-memory.dmp

      Filesize

      5.2MB

    • memory/4472-9-0x0000000000400000-0x000000000040D000-memory.dmp

      Filesize

      52KB