General

  • Target

    72c1f9955cf049df7f685398f377b596adebbd1f79110fbd9771157913a6b80eexe.exe

  • Size

    886KB

  • Sample

    231125-1jcpwadc71

  • MD5

    411cdd684d90023b7de86156da1f3268

  • SHA1

    edef944f0f1afcfee136ce5915b7d72aab7c0ad3

  • SHA256

    72c1f9955cf049df7f685398f377b596adebbd1f79110fbd9771157913a6b80e

  • SHA512

    05e6e036df702c90093ed35740d0813ee513bd49cbecef28c7196962e2abcfd144ae9e8c57654a520df1cfc8600bb2ea741ae6b93e1c77134b9a1d5163f4ed04

  • SSDEEP

    24576:ioFVAR3Ui61meL8lc2vJJsxWs3P5JD+cdWTaEN:io6Q/9+kWs3P5Z+e

Malware Config

Extracted

Family

remcos

Botnet

JOHN-PC

C2

107.175.229.139:8087

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-IN4YDY

  • 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

      72c1f9955cf049df7f685398f377b596adebbd1f79110fbd9771157913a6b80eexe.exe

    • Size

      886KB

    • MD5

      411cdd684d90023b7de86156da1f3268

    • SHA1

      edef944f0f1afcfee136ce5915b7d72aab7c0ad3

    • SHA256

      72c1f9955cf049df7f685398f377b596adebbd1f79110fbd9771157913a6b80e

    • SHA512

      05e6e036df702c90093ed35740d0813ee513bd49cbecef28c7196962e2abcfd144ae9e8c57654a520df1cfc8600bb2ea741ae6b93e1c77134b9a1d5163f4ed04

    • SSDEEP

      24576:ioFVAR3Ui61meL8lc2vJJsxWs3P5JD+cdWTaEN:io6Q/9+kWs3P5Z+e

    • Remcos

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks