Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 01:28

General

  • Target

    0840f2a5075f1bb3ed2c1ad89a47057b_JaffaCakes118.exe

  • Size

    250KB

  • MD5

    0840f2a5075f1bb3ed2c1ad89a47057b

  • SHA1

    81752d5ffa1933433f009a9bb8cc9ac1ad2490b5

  • SHA256

    1e3dabce3c3fed5c436e324c353f1be38be6aea29aac90db3c2d9c6dd066e00c

  • SHA512

    ba9acfbcfb8d5c278e0b3001087cf787fd85837aa02a6a40b38605ce9096b6d7c0ec47c184c3cc8faf3dc4f5843bf01e48f9d8622b0fd57036302fc74bacea79

  • SSDEEP

    3072:rQpH1+b2BUFjoVYAeHV0pkXtV1YrrTsGAEGZqFNLzYNXLXC7arPYbBfeQwwgAnA:k6SBgjiYKk9yIGAJQFmTqSoxeQQyA

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0840f2a5075f1bb3ed2c1ad89a47057b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0840f2a5075f1bb3ed2c1ad89a47057b_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      "C:\Users\Admin\AppData\Local\Temp\server.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3008
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3008 -s 36
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:1696
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Winter.jpg

    Filesize

    103KB

    MD5

    2ba72260cb3b220cf9b1d642e714256d

    SHA1

    be960b7022035eca8b287904c738dc6fcde6ee91

    SHA256

    fd696cdcd2200799e819b7ff08ed62208099d3e6606772ad9f43aeb14f3f7804

    SHA512

    03b7da6d16fdaf7a5ace1ee1aee8202aa462fdff26ace5ccef3bbb4aaf90269e4aa3d3fbb21ce9a2944d47639d47ba8e4e7861ad0f2d6460e1e1a4a3b1c1f52c

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

    Filesize

    6KB

    MD5

    a478e9681c5161a9150454214f8c2723

    SHA1

    e0e49f5f3bb53c5c3aef1c9cdc6f8ca261448767

    SHA256

    0fc11d42a05310e51e0fe8c19d0e7bd9c3757c0ac309cce7b123f7dfde0927fe

    SHA512

    2d99bd773363fd05501394921a50d587ad376f9cb39d243082fe0bb9d3a4775c9cf762dfc4e98315580110b5597c8c3d9150c002a1eca3a2293237149a99e927

  • memory/2792-17-0x0000000000160000-0x0000000000162000-memory.dmp

    Filesize

    8KB

  • memory/2792-19-0x00000000007C0000-0x00000000007C1000-memory.dmp

    Filesize

    4KB

  • memory/2792-22-0x00000000007C0000-0x00000000007C1000-memory.dmp

    Filesize

    4KB

  • memory/3008-21-0x0000000000400000-0x0000000000401800-memory.dmp

    Filesize

    6KB

  • memory/3064-16-0x00000000031D0000-0x00000000031D2000-memory.dmp

    Filesize

    8KB