Overview

overview

10

Static

static

10

743f28b9b0...b1.exe

windows10-2004-x64

10

743f28b9b0...b1.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    743f28b9b0cb6faa1738232af50036a3171232b5b278f2bbdee1b732d11d05b1.bin
  • Size 514KB
  • Sample260828-29wfcathne
  • SHA256 743f28b9b0cb6faa1738232af50036a3171232b5b278f2bbdee1b732d11d05b1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosstart-asegurardiscoverypersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 7.2.2 Pro

Botnet

  • Start-Asegurar

C2

  • textotao.duckdns.org:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Words.exe

  • copy_folder

    Office

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    Das.dat

  • keylog_flag

    false

  • keylog_folder

    Ofice

  • mouse_option

    false

  • mutex

    Rmc-KIP2CS

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target
      743f28b9b0cb6faa1738232af50036a3171232b5b278f2bbdee1b732d11d05b1.bin
    • Size 514KB
    • SHA256 743f28b9b0cb6faa1738232af50036a3171232b5b278f2bbdee1b732d11d05b1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    start-asegurardiscoveryremcospersistencerat

    • Family: Remcos

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

      ratremcos

    • Adds policy Run key to start application

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks