Overview

overview

10

Static

static

system32.bat

windows7-x64

8

system32.bat

windows10-2004-x64

10

Sharing

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General

  • Target
    system32.bat
  • Size 49KB
  • Sample230110-krksfsbc2t
  • SHA256 d329a265d4005b2cb8902d6148ff5e4477f2203bc2e476e51e5895f9be99c53e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
asyncratmodiloaderremcosremotehostpersistenceratspywarestealertrojan

Malware Config

Extracted

Family

  • remcos

Botnet

  • RemoteHost

C2

  • pedro2021w.ddns.net:2404

  • pedro2021w1.ddns.net:2404

  • pedro2021w2.ddns.net:2404

  • newspk.ddns.net:2404

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

    winghgt

  • mouse_option

    false

  • mutex

    jdmnhgfdf-BE57PD

  • 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

Targets

    • Target
      system32.bat
    • Size 49KB
    • SHA256 d329a265d4005b2cb8902d6148ff5e4477f2203bc2e476e51e5895f9be99c53e
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    asyncratmodiloaderremcosremotehostpersistenceratspywarestealertrojan

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

      trojanmodiloader

    • Remcos

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

      ratremcos

    • ModiLoader Second Stage

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks