Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-07-2024 14:56

General

  • Target

    57db74d68909ea82a497748d04ecdf0b_JaffaCakes118.exe

  • Size

    85KB

  • MD5

    57db74d68909ea82a497748d04ecdf0b

  • SHA1

    19fbffe8d8339962b456ac711b96e8f97ab9e6a8

  • SHA256

    bfde8b829024bdc217680fff0ba36f6eb53b0cfd64cbb743e79be390f2f65c5b

  • SHA512

    424bd6a8e152a218ff03262c88a85f65dee71fbee0bef7d7f13bc6e681329f6cd0a8fe9910aeb5a25dfc0dfa2cba48cc56b08b6c6a71bdfeff0025c5497ab96d

  • SSDEEP

    1536:Vg+8pUvwVGwR9xRSJlJr/N+rogVYZZyNC5:W+yU1WXSD+riZyNQ

Malware Config

Extracted

Family

xtremerat

C2

miami.no-ip.biz

miamipanavox.no-ip.biz

Signatures

  • Detect XtremeRAT payload 7 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 2 IoCs

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

  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\57db74d68909ea82a497748d04ecdf0b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\57db74d68909ea82a497748d04ecdf0b_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Users\Admin\AppData\Local\Temp\57db74d68909ea82a497748d04ecdf0b_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\57db74d68909ea82a497748d04ecdf0b_JaffaCakes118.exe"
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3752
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:2580
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 480
            4⤵
            • Program crash
            PID:2044
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 488
            4⤵
            • Program crash
            PID:1016
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2580 -ip 2580
      1⤵
        PID:3204
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2580 -ip 2580
        1⤵
          PID:3276

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2580-7-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/2580-12-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3752-2-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3752-4-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3752-5-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3752-6-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3752-10-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3752-11-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3752-13-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB