General

  • Target

    fd28d32c06682b30f1659824581324cb0ae3f2c80d98e1fac8d10255a77a99cb

  • Size

    839KB

  • Sample

    241213-dxmexaynhl

  • MD5

    442799bb97a2915395e69678a3196867

  • SHA1

    248aa41b1ed495a575e96f665b660c0ad4816807

  • SHA256

    fd28d32c06682b30f1659824581324cb0ae3f2c80d98e1fac8d10255a77a99cb

  • SHA512

    b7b90171d14cd9b7de26f41b8d8301efb2aeefff5bb32b64f773a0f8c54ebf3e3b98269cb0bcab5fd5f976ba476bbbc121cc3098690d787952d6ff64113766af

  • SSDEEP

    24576:luSFTUEtzXJrb3rt2NXdYmgkfyXgaVcFY5+/:lXFTUUVr7gjgkawaVSY8/

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.3.64.152:2559

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-ZFXG9Y

  • 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

      00213765ENQ.exe

    • Size

      1.3MB

    • MD5

      848fcc30357be982b8d107e6c45390a6

    • SHA1

      477c03e4f9fb45f9ca6ae04c79728474ffc4cf2a

    • SHA256

      07b27d0e65f751737e5d9bee0b78b5a56933264014b5171ae03f3c2c3b51ae0e

    • SHA512

      a2adde1775886db699b103742469c8675c56633cac1c4b110947793b10c562d27ccd9fb482d5dce5f1052684925e156f81f70169d1a56fa61c6cbf4515bb65eb

    • SSDEEP

      24576:Vu6J33O0c+JY5UZ+XC0kGso6FaKQ+KLJVQBZNsYfKxQfq+WY:3u0c++OCvkGs9FaKQLLJuB8owQiY

    • Remcos

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

    • Remcos family

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks