Analysis

  • max time kernel
    93s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/04/2024, 14:12

General

  • Target
    d5f480d1d4cf7902094668a09856c79a_JaffaCakes118.exe
  • Size 254KB
  • Sample240405-rh56cseb51
  • SHA256 2bba05f9769bd1ae9620ad64421955575bfbdb145e551bedcf55cad61a0819e5
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5f480d1d4cf7902094668a09856c79a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d5f480d1d4cf7902094668a09856c79a_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4384
    • C:\Users\Admin\AppData\Local\Temp\d5f480d1d4cf7902094668a09856c79a_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\d5f480d1d4cf7902094668a09856c79a_JaffaCakes118.exe"
      2⤵
        PID:1636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4384 -s 1108
        2⤵
        • Program crash
        PID:3532
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4384 -ip 4384
      1⤵
        PID:224

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            ftzcfimfl.dll

            • Path C:\Users\Admin\AppData\Local\Temp\nsz3970.tmp\ftzcfimfl.dll
            • Size 31KB
            • SHA256 c8b41f14eb72a177801664827eb9942534a410678a37894566fd09fc7e7dbcb4
            • MD5 SHA1 SHA512 SSDEEP