Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2024 23:23

General

  • Target

    553e91512649f2073a9090f5f2b94f0b_JaffaCakes118.exe

  • Size

    94KB

  • MD5

    553e91512649f2073a9090f5f2b94f0b

  • SHA1

    0eb9077fddef29d826c91411fc6bbc642aadc16b

  • SHA256

    f9c26b1094f9c2af7b39e6355efa9a9ee5f75075d3429b445f744dd9d7554c2b

  • SHA512

    995fd7b18edad97d7192ce04a0a69088e5281ea309de42e3257d44164fd0609a50ee51807bcea1eec98dc855adc4dfaa82a95737d6f4949ee8831c361e5bf71e

  • SSDEEP

    1536:yyxUHlrL1lr6an3THuvm2buQy/+BClKA7NeYRNV/+BClKA7NeYRNjoJ:yyxUZ7v8k+BClKSeqp+BClKSeqjoJ

Malware Config

Signatures

  • Detect XtremeRAT payload 5 IoCs
  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\553e91512649f2073a9090f5f2b94f0b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\553e91512649f2073a9090f5f2b94f0b_JaffaCakes118.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:3528
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Adds Run key to start application
      PID:3976
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:4500

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\InstallDir\Server.exe

    Filesize

    94KB

    MD5

    553e91512649f2073a9090f5f2b94f0b

    SHA1

    0eb9077fddef29d826c91411fc6bbc642aadc16b

    SHA256

    f9c26b1094f9c2af7b39e6355efa9a9ee5f75075d3429b445f744dd9d7554c2b

    SHA512

    995fd7b18edad97d7192ce04a0a69088e5281ea309de42e3257d44164fd0609a50ee51807bcea1eec98dc855adc4dfaa82a95737d6f4949ee8831c361e5bf71e

  • memory/3528-6-0x0000000000C80000-0x0000000000CA0000-memory.dmp

    Filesize

    128KB

  • memory/3976-3-0x0000000000C80000-0x0000000000CA0000-memory.dmp

    Filesize

    128KB

  • memory/4500-5-0x0000000000C80000-0x0000000000CA0000-memory.dmp

    Filesize

    128KB

  • memory/4500-8-0x0000000000C80000-0x0000000000CA0000-memory.dmp

    Filesize

    128KB