Analysis

  • max time kernel
    140s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    15/07/2024, 15:19

General

  • Target

    4a3d1e4cd1bfafd8c80c34b086ae3bd8_JaffaCakes118.exe

  • Size

    172KB

  • MD5

    4a3d1e4cd1bfafd8c80c34b086ae3bd8

  • SHA1

    a41ec0164c5a303810a55ebab945cab42d7f66a5

  • SHA256

    13fa71f61af67881cb964b29f18c4ca20d546f14e58516c5f16f47cabf4031ec

  • SHA512

    ddb7c38ea418185ef589797b7c02f72f5e62a6ab99992dc94874fe9d2d152dbd25c519d2329c8ffd4ea5e19d3a6256ed70dec01d5456eb2add3dedbc9449a617

  • SSDEEP

    3072:EQRXeWbBeTxN7kf8DexRxhrZ7jy+bTuJrlgIwGxnrYsqTQSgAQxP3kx:j5re9NVexvhrZ7j3TuJZw2FqTQSgAQxP

Score
7/10

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Print Processors 1 TTPs 1 IoCs

    Adversaries may abuse print processors to run malicious DLLs during system boot for persistence and/or privilege escalation.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 12 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a3d1e4cd1bfafd8c80c34b086ae3bd8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4a3d1e4cd1bfafd8c80c34b086ae3bd8_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Users\Admin\AppData\Local\Temp\javaw.exe
      "C:\Users\Admin\AppData\Local\Temp\javaw.exe"
      2⤵
      • Boot or Logon Autostart Execution: Print Processors
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1188
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1188 -s 228
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2696

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\javaw.exe

          Filesize

          136KB

          MD5

          6277de3ffd967b8efd1819c9bf401109

          SHA1

          08e63817eb11890f9f2c350b1e0e59d50714e858

          SHA256

          ee0335f8dadccea0c78f1188bf156359a464b8fc010560551b28653e0bc6f5f6

          SHA512

          108aebea9a9a665c5cda4eddd966cc3961e0c38f472756c46e3082904061532ea91b34a84a70246589f2f0cccc187b10095476dad6784e7e106b907f9eb0b6fe

        • memory/1188-26-0x0000000000400000-0x0000000000467000-memory.dmp

          Filesize

          412KB

        • memory/1188-27-0x0000000000400000-0x0000000000467000-memory.dmp

          Filesize

          412KB

        • memory/1188-29-0x0000000000400000-0x0000000000467000-memory.dmp

          Filesize

          412KB

        • memory/2540-0-0x0000000000400000-0x000000000042D000-memory.dmp

          Filesize

          180KB

        • memory/2540-1-0x0000000000400000-0x000000000042D000-memory.dmp

          Filesize

          180KB

        • memory/2540-4-0x0000000000401000-0x0000000000402000-memory.dmp

          Filesize

          4KB

        • memory/2540-3-0x00000000002B0000-0x00000000002B1000-memory.dmp

          Filesize

          4KB

        • memory/2540-2-0x0000000000230000-0x0000000000256000-memory.dmp

          Filesize

          152KB

        • memory/2540-9-0x0000000002480000-0x00000000024E7000-memory.dmp

          Filesize

          412KB

        • memory/2540-22-0x0000000002490000-0x00000000024F7000-memory.dmp

          Filesize

          412KB

        • memory/2540-25-0x0000000000400000-0x000000000042D000-memory.dmp

          Filesize

          180KB