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Analysis

  • max time kernel
    148s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06/04/2024, 14:54

General

  • Target

    e2c9c053a8ecbbee1ee3ab3a38223ff1_JaffaCakes118.exe

  • Size

    56KB

  • MD5

    e2c9c053a8ecbbee1ee3ab3a38223ff1

  • SHA1

    de140d66f709865a7c08beff50128e148258851e

  • SHA256

    0854402a5f5c134b28a963677bf101f4783d0832e35aa4c98a005a54c623b981

  • SHA512

    40e3c6c462c595524c492a8fcbb51e1b5e8f1e0b0212735c8e6672f3fab7874d8e641358d14ad2f3f519164ce9006885d9da38e194ef0f0e88b6ef2d52899bb3

  • SSDEEP

    384:X5992T/rFfJOSsgLRPaY05OipIrdUWIU2Vi/0HrAeAlgIER/cDyMopPfQ3rH6kG3:X59yrj4g47IvxMIEQazE5AhXN

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs
  • Disables RegEdit via registry modification 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e2c9c053a8ecbbee1ee3ab3a38223ff1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e2c9c053a8ecbbee1ee3ab3a38223ff1_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of file extensions in Explorer
    • Disables RegEdit via registry modification
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2772
    • C:\Windows\SysWOW64\bootconfig.exe
      C:\Windows\SYSTEM32\bootconfig.exe
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visibility of file extensions in Explorer
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1784
      • C:\Windows\SysWOW64\bootconfig.exe
        C:\Windows\SYSTEM32\bootconfig.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:2192

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\bootconfig.exe

    Filesize

    56KB

    MD5

    e2c9c053a8ecbbee1ee3ab3a38223ff1

    SHA1

    de140d66f709865a7c08beff50128e148258851e

    SHA256

    0854402a5f5c134b28a963677bf101f4783d0832e35aa4c98a005a54c623b981

    SHA512

    40e3c6c462c595524c492a8fcbb51e1b5e8f1e0b0212735c8e6672f3fab7874d8e641358d14ad2f3f519164ce9006885d9da38e194ef0f0e88b6ef2d52899bb3

  • memory/1784-29-0x0000000000290000-0x00000000002A6000-memory.dmp

    Filesize

    88KB

  • memory/1784-33-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2192-32-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2772-0-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2772-19-0x0000000000550000-0x0000000000566000-memory.dmp

    Filesize

    88KB

  • memory/2772-25-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB