Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    19/03/2025, 07:13

General

  • Target

    a1b4db93eb72a520878ad338d66313fbaeab3634000fb7c69b1c34c9f3e17727.dll

  • Size

    2.5MB

  • MD5

    1e804d6e0206af158acc9758f9fff87d

  • SHA1

    596dd881f26f05a41baa862a54d12c3b31adb0e6

  • SHA256

    a1b4db93eb72a520878ad338d66313fbaeab3634000fb7c69b1c34c9f3e17727

  • SHA512

    e9d0dca12ef47f72bf1e865bb3272f73c309dabe329ee411e87a22c3e3014fbc27fca53c31caf8cdbc52ea7b545e5374bc7d249befca4159ad604403a3291d46

  • SSDEEP

    49152:FZzQqIEjvDQPOnRemSBn/VSlsBzXHWjIydNb:FYB5ydNb

Score
10/10

Malware Config

Signatures

  • Brute Ratel C4

    A customized command and control framework for red teaming and adversary simulation.

  • Bruteratel family
  • Detect BruteRatel badger 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a1b4db93eb72a520878ad338d66313fbaeab3634000fb7c69b1c34c9f3e17727.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:848
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 848 -s 140
      2⤵
        PID:2080

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/848-4-0x000000033A710000-0x000000033A75A000-memory.dmp

      Filesize

      296KB

    • memory/848-19-0x0000000003AF0000-0x0000000003B2E000-memory.dmp

      Filesize

      248KB

    • memory/848-18-0x000000033A710000-0x000000033A75A000-memory.dmp

      Filesize

      296KB

    • memory/848-9-0x0000000003BC0000-0x0000000003C0C000-memory.dmp

      Filesize

      304KB

    • memory/848-8-0x0000000001DF0000-0x0000000003AEC000-memory.dmp

      Filesize

      29.0MB

    • memory/848-7-0x000000033A710000-0x000000033A75A000-memory.dmp

      Filesize

      296KB

    • memory/848-5-0x0000000003AF0000-0x0000000003B2E000-memory.dmp

      Filesize

      248KB

    • memory/848-0-0x0000000180000000-0x0000000181D00000-memory.dmp

      Filesize

      29.0MB