Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/08/2026, 19:18

General

  • Target
    0db2854d288cd23225a48a4dcfc1288015b538059ffbf0f23aaff8a02779f44a.dll
  • Size 7.4MB
  • Sample260818-x1bblaah63
  • SHA256 0db2854d288cd23225a48a4dcfc1288015b538059ffbf0f23aaff8a02779f44a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Botnet
  • tee8/25

C2
  • teebro1800.dynamic-dns.net:2195

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-NI6S7L

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Family: Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0db2854d288cd23225a48a4dcfc1288015b538059ffbf0f23aaff8a02779f44a.dll,#1
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3672
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5976

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/5976-0-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-1-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-2-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-3-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-4-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-5-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-6-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-7-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-8-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-9-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-10-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-11-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-12-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-13-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-14-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-15-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-16-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-17-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-18-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-19-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-20-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-21-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-22-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-23-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-24-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-25-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-26-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-27-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-28-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-29-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-30-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-31-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-32-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-33-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-34-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-35-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-36-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-37-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-38-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-39-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-40-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-41-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-42-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-43-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-44-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-45-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-46-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-47-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-48-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-49-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-50-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-51-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-52-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-53-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-54-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-55-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-56-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-57-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-58-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-59-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-60-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-61-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-62-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-63-0x0000000001100000-0x000000000117F000-memory.dmp

        memory/5976-64-0x0000000001100000-0x000000000117F000-memory.dmp