General

  • Target

    FACT09865456000900[1].exe

  • Size

    865KB

  • Sample

    240406-rmr5ascb7y

  • MD5

    1b10d3892be9b8ec9321453186a37807

  • SHA1

    30ebf57646c9f614e332cc8d91652ad9f6f9cda2

  • SHA256

    ae39d4665f3d31c1fe4f380c446519d4bb25314267c9c2a61605d2313a76d5b7

  • SHA512

    2528b47115e96c434b02e70c5997d86cd7f31e178a0883627caa0577b32961fc4ef1a4ce32f5af6aeda37ea5bcf5e65749d6c0f532955133e1a3bc823093a7c4

  • SSDEEP

    24576:118acXroMvoMpaUkd72Ez0QjZe6y/+0y:1Sx2572Q7jI68

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

107.175.229.139:8087

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-TLPQMO

  • 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

      FACT09865456000900[1].exe

    • Size

      865KB

    • MD5

      1b10d3892be9b8ec9321453186a37807

    • SHA1

      30ebf57646c9f614e332cc8d91652ad9f6f9cda2

    • SHA256

      ae39d4665f3d31c1fe4f380c446519d4bb25314267c9c2a61605d2313a76d5b7

    • SHA512

      2528b47115e96c434b02e70c5997d86cd7f31e178a0883627caa0577b32961fc4ef1a4ce32f5af6aeda37ea5bcf5e65749d6c0f532955133e1a3bc823093a7c4

    • SSDEEP

      24576:118acXroMvoMpaUkd72Ez0QjZe6y/+0y:1Sx2572Q7jI68

    • ModiLoader, DBatLoader

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

    • Remcos

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

    • ModiLoader Second Stage

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks