General

  • Target

    b884daea2d9b42c3ba7a183381c78d9d9022c77dda6242d1d06a42d0ef678f8b.zip

  • Size

    65KB

  • Sample

    241119-rdtxjaxerj

  • MD5

    83f533f2a00fa2a7a22108035af018ec

  • SHA1

    7c88dd7a7fca5a539003c3cb02028ea7bc8589d4

  • SHA256

    b884daea2d9b42c3ba7a183381c78d9d9022c77dda6242d1d06a42d0ef678f8b

  • SHA512

    ab3e2a34a23c456469b3cbdb05413438a9c2ec504f2d5049c9084e103ec91cdc0d983926ef17c946ef076b85426899c3bf7c3243aa7c8f43b4a6625a60756c9f

  • SSDEEP

    1536:LfrM5RGu8aZBbVs85R1FDy/xbAJGsOshKMaBplmZPsGwg:LfrM5RGBQXs85By5AJXEctZwg

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

212.162.149.42:7118

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-YP127Q

  • 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

      Comprovante_de_pagamento.pdf.exe

    • Size

      145KB

    • MD5

      3cef41ea126aa53d1d98c1fdf6ff5ce2

    • SHA1

      f0a8c1041e05baf14600307b722f59fd0349ab5f

    • SHA256

      16adbc2a26d4dd6a5c2c74f9631947184c72d8e244e0ceb34d531ef07d852939

    • SHA512

      926b92948bd7f146da56ecd6ffb0c0926ec04c36635a0cfc7e742dd8c98c213d3a90da2ebfa4e23fb36e8652b9ffb4a07a447df9c351ab863e5f3d276a3b4b57

    • SSDEEP

      3072:p5sUNEt0g9dCXurh4wpvkIMZxaRo/1AxY9UN6vI1dvPKwdqTub:pBqxY986Q4

    • Remcos

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

    • Remcos family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks