Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    19/09/2024, 03:05

General

  • Target

    ea780557041584897a82190752540df0_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    ea780557041584897a82190752540df0

  • SHA1

    a01e4d7e71dff613acfb1dbdbd5335fd33899c27

  • SHA256

    53932df6de11b08718bb45757c8541865488ba0803c98fcc5aa6ae386810859a

  • SHA512

    e341f8e3c235b1e21233c8937a18cb16d41f26e046ade5f8502956e12c4df8783b9c8cd94a44b9245f6bfb336a4ced708c1890329fadd1d9145d6d4745c0fbd8

  • SSDEEP

    1536:mvtG282NTzwQj5zMGAc4ohrPXo+73Rez8b0Sy2NIjnZMd:KwQNmurPX7C2Cned

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea780557041584897a82190752540df0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ea780557041584897a82190752540df0_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2216
    • C:\Users\Admin\ktjik.exe
      "C:\Users\Admin\ktjik.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2940

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\ktjik.exe

    Filesize

    100KB

    MD5

    6358862a527633ee87f589563bd4ce33

    SHA1

    e3f4decee5c375092d4e965568c95a4df6c9ec28

    SHA256

    df834d30d6fcac7e6304ade409e212639e759ca20e433e88b3396f06705eff96

    SHA512

    de2b561bed4d4db92284bb1516ad99da2973d08e8630288c360f7dbdefd377dd42044498291d483c614892a7a3550587ce04b1bbe0ed97aa7dc51233e7f0d003