General

  • Target

    eeac2673ba8c27f69ec5efe64669138bc0e4d7b19c1778c6e8789729baf564b2.exe

  • Size

    1.0MB

  • Sample

    241222-m4tl8svraw

  • MD5

    60de3e1538e7d83d611ed4ffe50e939c

  • SHA1

    f55771a99a67720c0fbf8372a3d967b4c70b0172

  • SHA256

    eeac2673ba8c27f69ec5efe64669138bc0e4d7b19c1778c6e8789729baf564b2

  • SHA512

    621326429847902b2b5a33a42d110b280f955867652ee17aaf0380bafdd9514d8bdd645788fb60280f3a459c604421b52b940a17edc11c06ad3160e7f437a7f9

  • SSDEEP

    12288:PfeDOa9rDeYSorINpj5XqkJD0QrOod7XxlW91RRep+rgRNyA55IxJ2DJW//oj/y:uD39v74lfGQrFUspugRNJI2DJW//oja

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

213.183.58.19:4000

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    read.dat

  • keylog_flag

    false

  • keylog_folder

    CastC

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_sccafsoidz

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      eeac2673ba8c27f69ec5efe64669138bc0e4d7b19c1778c6e8789729baf564b2.exe

    • Size

      1.0MB

    • MD5

      60de3e1538e7d83d611ed4ffe50e939c

    • SHA1

      f55771a99a67720c0fbf8372a3d967b4c70b0172

    • SHA256

      eeac2673ba8c27f69ec5efe64669138bc0e4d7b19c1778c6e8789729baf564b2

    • SHA512

      621326429847902b2b5a33a42d110b280f955867652ee17aaf0380bafdd9514d8bdd645788fb60280f3a459c604421b52b940a17edc11c06ad3160e7f437a7f9

    • SSDEEP

      12288:PfeDOa9rDeYSorINpj5XqkJD0QrOod7XxlW91RRep+rgRNyA55IxJ2DJW//oj/y:uD39v74lfGQrFUspugRNJI2DJW//oja

    • Remcos

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

    • Remcos family

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks