Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-01-2025 09:20

General

  • Target

    JaffaCakes118_e2cb00e0034e74105420f0a7db345810.exe

  • Size

    1.1MB

  • MD5

    e2cb00e0034e74105420f0a7db345810

  • SHA1

    544f71ea796e978ae1e75cdeedfd07948cab3a5f

  • SHA256

    14673354ec7af29a9fb32ac852301d725d6689c0e446be27cb7f5dd2f4bbfd35

  • SHA512

    4a091358d20ee84263ec3577fd23819047476c19cd293866e8825327247026a281968b75b21a98184080441b910846df8ca3dd961192c21e7817dc5c3defc8b9

  • SSDEEP

    24576:L88g/MPwUI6iyh1DDjvxDEkTzlGr6WmhQry+EefXdXT0n+TQ:A8gEPwUI6iyDJDEkl7WmhkyB0FAwQ

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e2cb00e0034e74105420f0a7db345810.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e2cb00e0034e74105420f0a7db345810.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\000ORI~1.EXE
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\000ORI~1.EXE
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Writes to the Master Boot Record (MBR)
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:804
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\000ORI~1.EXE
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\000ORI~1.EXE
        3⤵
        • Executes dropped EXE
        PID:2500

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\000ORI~1.EXE

    Filesize

    896KB

    MD5

    8fdc4c7d5de01b10aadedad6cf42d9cc

    SHA1

    3460764e7ae92021737ba0c2195df6839a4275d4

    SHA256

    c62577743f4baeaa10e9b851c7ec813152a62ccccbbd259f40201717d7b6977d

    SHA512

    034359eb8ea882bd8fc4a0e8ef796a7c9fe0646a4f4a0360f24c647d10343bafa9c35b47f057232ab0672ef658539a04c2bc5e04f00a5015077e75012531aa02

  • memory/804-18-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/804-15-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/804-20-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/804-14-0x00000000004DA000-0x00000000004DB000-memory.dmp

    Filesize

    4KB

  • memory/804-37-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/804-17-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/804-16-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/804-13-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/2068-9-0x00000000009B0000-0x0000000000AE4000-memory.dmp

    Filesize

    1.2MB

  • memory/2068-10-0x00000000009B0000-0x0000000000AE4000-memory.dmp

    Filesize

    1.2MB

  • memory/2500-33-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2500-31-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2500-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2500-27-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2500-25-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2500-23-0x0000000000400000-0x0000000000403000-memory.dmp

    Filesize

    12KB

  • memory/2500-35-0x0000000000400000-0x0000000000402800-memory.dmp

    Filesize

    10KB