General

  • Target

    1ff525639971954f7b8f90e599b8ad269b40b6d34a074e18e5f44bf0f85a0a85.exe

  • Size

    1.9MB

  • Sample

    241129-dbah8azrgz

  • MD5

    0f116a860d055461e73e35536787c02f

  • SHA1

    fb7b079ca9599aa530920ce445cc33cdc4f62883

  • SHA256

    1ff525639971954f7b8f90e599b8ad269b40b6d34a074e18e5f44bf0f85a0a85

  • SHA512

    c7ad85c56568a6c8a3749cdb8030d84d3830f1c23448472bc6255dec8dfab5205e462cb2f7990a019e9885718f9d040a442638f66f33da5509e2c68508614b20

  • SSDEEP

    49152:xVg5tQ7a/05spYndBKm6SJxKogrSWzWZ6+2ULK5:/g565hJJAWWKZ6+Z

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

162.251.122.86:6644

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-CGA6IQ

  • 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

      1ff525639971954f7b8f90e599b8ad269b40b6d34a074e18e5f44bf0f85a0a85.exe

    • Size

      1.9MB

    • MD5

      0f116a860d055461e73e35536787c02f

    • SHA1

      fb7b079ca9599aa530920ce445cc33cdc4f62883

    • SHA256

      1ff525639971954f7b8f90e599b8ad269b40b6d34a074e18e5f44bf0f85a0a85

    • SHA512

      c7ad85c56568a6c8a3749cdb8030d84d3830f1c23448472bc6255dec8dfab5205e462cb2f7990a019e9885718f9d040a442638f66f33da5509e2c68508614b20

    • SSDEEP

      49152:xVg5tQ7a/05spYndBKm6SJxKogrSWzWZ6+2ULK5:/g565hJJAWWKZ6+Z

    • Remcos

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

    • Remcos family

    • Drops startup file

    • 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.

    • Accesses Microsoft Outlook accounts

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks