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Analysis

  • max time kernel
    95s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/09/2024, 12:14

General

  • Target

    cf81bda6f5da7ad2f581fa31e365751f_JaffaCakes118.exe

  • Size

    116KB

  • MD5

    cf81bda6f5da7ad2f581fa31e365751f

  • SHA1

    a0a5069e4f0fab288de77b73622b06a25db0771a

  • SHA256

    35c5e81261d16b9b2f84f62ab50cd31200761f788b4e4dbba56ea21eb181d804

  • SHA512

    49743c537047ce614d995c5ce8b891aef6b50717f8cff74150bc39bef6ce755601796ffe231420a3c153a601abc3164ac2389e1ce5db0e28c59082b98e39f270

  • SSDEEP

    1536:EFY2ZDEmjhNi+ormQp7yO7MHAwOTyuqyAz/uIo0X0J6d:g9Em1N6rmQIvROTyN/uaE

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf81bda6f5da7ad2f581fa31e365751f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\cf81bda6f5da7ad2f581fa31e365751f_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3800
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe
      2⤵
        PID:4808
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 12
          3⤵
          • Program crash
          PID:3116
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4808 -ip 4808
      1⤵
        PID:2488

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/3800-0-0x0000000000400000-0x000000000041D000-memory.dmp

        Filesize

        116KB

      • memory/3800-10-0x0000000000400000-0x000000000041D000-memory.dmp

        Filesize

        116KB

      • memory/4808-7-0x0000000000400000-0x000000000041D000-memory.dmp

        Filesize

        116KB