Overview

overview

10

Static

static

10

b200283986...1c.exe

windows10-2004-x64

10

b200283986...1c.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    63s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/09/2026, 20:12

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General

  • Target
    b2002839865483253973888a9ad3b8ace46f849861a6d7d4725cd3dd298f3b1c.exe
  • Size 633KB
  • Sample260930-yy59mass8k
  • SHA256 b2002839865483253973888a9ad3b8ace46f849861a6d7d4725cd3dd298f3b1c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
marzo 2026discoveryremcospersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 7.2.0 Pro

Botnet

  • MARZO 2026

C2

  • actualizadoswin11.kozow.com:6000

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    windows11.exe

  • copy_folder

    windows11

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    Windows11

  • mouse_option

    false

  • mutex

    Windows11-9DW3HY

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Family: Remcos

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

    ratremcos
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2002839865483253973888a9ad3b8ace46f849861a6d7d4725cd3dd298f3b1c.exe
    "C:\Users\Admin\AppData\Local\Temp\b2002839865483253973888a9ad3b8ace46f849861a6d7d4725cd3dd298f3b1c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:436
    • C:\ProgramData\windows11\windows11.exe
      "C:\ProgramData\windows11\windows11.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious use of SetWindowsHookEx
      PID:4352

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        logs.dat
        • Path C:\ProgramData\windows11\logs.dat
        • Size 144B
        • SHA256 5d775e8e85a9f12b2fc084d708f364651bd688cf7f60e5006b52086148d8d4af
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        windows11.exe
        • Path C:\ProgramData\windows11\windows11.exe
        • Size 633KB
        • SHA256 b2002839865483253973888a9ad3b8ace46f849861a6d7d4725cd3dd298f3b1c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download