Analysis

  • max time kernel
    141s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/11/2024, 09:48

General

  • Target
    603039c38bdb2e4b9770bc91ff91ae1430d91c38d8f73955378b58441f287960.exe
  • Size 5.2MB
  • Sample241129-ls5ppaynbt
  • SHA256 603039c38bdb2e4b9770bc91ff91ae1430d91c38d8f73955378b58441f287960
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • D3fackloader

    D3fackloader is a loader and downloader using Inno Setup.

  • D3fackloader family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\603039c38bdb2e4b9770bc91ff91ae1430d91c38d8f73955378b58441f287960.exe
    "C:\Users\Admin\AppData\Local\Temp\603039c38bdb2e4b9770bc91ff91ae1430d91c38d8f73955378b58441f287960.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3924
    • C:\Users\Admin\AppData\Local\Temp\is-IGDT0.tmp\603039c38bdb2e4b9770bc91ff91ae1430d91c38d8f73955378b58441f287960.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-IGDT0.tmp\603039c38bdb2e4b9770bc91ff91ae1430d91c38d8f73955378b58441f287960.tmp" /SL5="$A004E,3958528,951296,C:\Users\Admin\AppData\Local\Temp\603039c38bdb2e4b9770bc91ff91ae1430d91c38d8f73955378b58441f287960.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:1776

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        idp.dll

        • Path C:\Users\Admin\AppData\Local\Temp\is-1SVU2.tmp\idp.dll
        • Size 232KB
        • SHA256 54e7e0ad32a22b775131a6288f083ed3286a9a436941377fc20f85dd9ad983ed
        • MD5 SHA1 SHA512 SSDEEP

        603039c38bdb2e4b9770bc91ff91ae1430d91c38d8f73955378b58441f287960.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-IGDT0.tmp\603039c38bdb2e4b9770bc91ff91ae1430d91c38d8f73955378b58441f287960.tmp
        • Size 4.8MB
        • SHA256 b428036904a0085e64ed661885e3862bde046bfe8a9d9e6c24211cf0c0da6e3c
        • MD5 SHA1 SHA512 SSDEEP

        memory/1776-31-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-23-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-39-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-37-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-13-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-15-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-17-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-19-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-21-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-6-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-25-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-27-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-29-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-35-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/1776-33-0x0000000000BF0000-0x00000000010ED000-memory.dmp

        memory/3924-0-0x0000000000DE0000-0x0000000000ED8000-memory.dmp

        memory/3924-12-0x0000000000DE0000-0x0000000000ED8000-memory.dmp

        memory/3924-2-0x0000000000DE1000-0x0000000000E8E000-memory.dmp