General

  • Target

    5f356800cd7047bd2266c9d7292396de2ade5c51449a8f51146a1aa3f2cf317f.gz

  • Size

    913KB

  • Sample

    240523-agllwsec4s

  • MD5

    19dbda75d83c15954c30a47ebd87c990

  • SHA1

    0036a96530fd5632128506a7bad7503ef8dc4463

  • SHA256

    5f356800cd7047bd2266c9d7292396de2ade5c51449a8f51146a1aa3f2cf317f

  • SHA512

    ecbd13d17c4c157e4484fa624ce836399c385030b951ba369ae5c0e1b75aea065f45d8c63789d7434c17f852cd6e9ee33411afbc5f17752a4b16dc48147dfa7e

  • SSDEEP

    24576:W8BhIKRmvQJsSLWn++0RLDKYCZqiPEQrBFbFxjYYc:W8BhDmYJsKW+l5fCZqicQrtxjYb

Malware Config

Extracted

Family

remcos

Botnet

76364

C2

103.150.8.12:5689

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-FF0K7G

  • 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

      Quote List.exe

    • Size

      958KB

    • MD5

      e2c7999f00c70d031a43c537714f7b52

    • SHA1

      66306e6916c8760cbf99fa57431f56d2faf41acf

    • SHA256

      70029840a2c10f707e5b6bee6a48c4c7fb1fc3efe79215d7bb01c5e2967848cb

    • SHA512

      8820e701b0cdd135e295059e3971404513f9895567e91f4988ed8e168feebf6c6e1b781bbe6684496db70272b2e86d18bd69c369ee93c4614bd5a00b8db9b116

    • SSDEEP

      12288:QWET/mr9KL0dPVbYuEfa3cFuX59v1vWePcN9fS0TUo12M+trJHgEyjd2u5Bh:QWtO0J/mgco9Rq9q0QUOHGjs

    • Remcos

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks