Overview

overview

10

Static

static

1

Notification BRI.js

windows10-2004-x64

10

Notification BRI.js

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Notification BRI.js
  • Size 1.2MB
  • Sample261009-sdkjjay16p
  • SHA256 4f6356b3a390f404083330ddfa4d891275c5ec89b2a6fe967370e7df103768c4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcos educationdiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • Education

C2

  • 103.83.87.47:3838

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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-8I7A5I

  • 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
      Notification BRI.js
    • Size 1.2MB
    • SHA256 4f6356b3a390f404083330ddfa4d891275c5ec89b2a6fe967370e7df103768c4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    educationdiscoveryexecutionremcospersistencerat

    • Family: Remcos

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

      ratremcos

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks