Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-07-2024 01:57

General

  • Target

    5e989ab1f466f9922cade3c3b1fc9590_JaffaCakes118.exe

  • Size

    148KB

  • MD5

    5e989ab1f466f9922cade3c3b1fc9590

  • SHA1

    a29b20609b8a103622fbea3da4605819401b4c07

  • SHA256

    14477361cb00256d2dbd2a2aa7bb2b6834366c9954c765696e83558f24b99ce4

  • SHA512

    717dd3bbd029c0a6e911a84695b3b4adfd78ef60aaee081b931424f0c4b09476b51aaadd4ace3274183bfd84615af8e6bf55628f349d378a3ed6f23cfef789bf

  • SSDEEP

    1536:cS6kHfA6wKBZbryh0Vttv+7NAxvwawO90vjZR:PLI4t65vjv

Malware Config

Extracted

Family

xtremerat

C2

ayada.no-ip.info

Signatures

  • Detect XtremeRAT payload 6 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.

  • UPX packed file 8 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e989ab1f466f9922cade3c3b1fc9590_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5e989ab1f466f9922cade3c3b1fc9590_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:380
    • C:\Users\Admin\AppData\Local\Temp\5e989ab1f466f9922cade3c3b1fc9590_JaffaCakes118.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:4384
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Adds Run key to start application
        PID:2096
      • C:\Windows\SysWOW64\explorer.exe
        explorer.exe
        3⤵
        • Suspicious use of SetWindowsHookEx
        PID:4900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\InstallDir\Server.exe

    Filesize

    148KB

    MD5

    5e989ab1f466f9922cade3c3b1fc9590

    SHA1

    a29b20609b8a103622fbea3da4605819401b4c07

    SHA256

    14477361cb00256d2dbd2a2aa7bb2b6834366c9954c765696e83558f24b99ce4

    SHA512

    717dd3bbd029c0a6e911a84695b3b4adfd78ef60aaee081b931424f0c4b09476b51aaadd4ace3274183bfd84615af8e6bf55628f349d378a3ed6f23cfef789bf

  • memory/2096-10-0x0000000000C80000-0x0000000000C96000-memory.dmp

    Filesize

    88KB

  • memory/4384-2-0x0000000000C80000-0x0000000000C96000-memory.dmp

    Filesize

    88KB

  • memory/4384-4-0x0000000000C80000-0x0000000000C96000-memory.dmp

    Filesize

    88KB

  • memory/4384-5-0x0000000000C80000-0x0000000000C96000-memory.dmp

    Filesize

    88KB

  • memory/4384-6-0x0000000000C80000-0x0000000000C96000-memory.dmp

    Filesize

    88KB

  • memory/4384-13-0x0000000000C80000-0x0000000000C96000-memory.dmp

    Filesize

    88KB

  • memory/4900-12-0x0000000000C80000-0x0000000000C96000-memory.dmp

    Filesize

    88KB

  • memory/4900-15-0x0000000000C80000-0x0000000000C96000-memory.dmp

    Filesize

    88KB