General

  • Target

    17161863099bfcd04d983ecfabe232402bcbaef7db9a3d0a8c4b0192ca958479ae80f57d0d516.dat-decod

  • Size

    483KB

  • Sample

    240520-g7ygpsga8z

  • MD5

    4c8ba55680b8389eab6592f57ef8069c

  • SHA1

    eacd9971742c5c2f444ed680da171294519c7ab5

  • SHA256

    82b688bf14feec7da569922169fcfd54cb204d2ab81f184e80c8c3343944a009

  • SHA512

    13f3296f275af030d55062e3fbf127686f2f1a710c808fa81a02c0027116c7594efa59b7d675f8806f0b434e89d85a5878feb197f556689180053b62580ed47f

  • SSDEEP

    6144:2XIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZDAXYcNm5Gv:2X7tPMK8ctGe4Dzl4h2QnuPs/ZDjcv

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

newauthurdomain.duckdns.org:14645

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-1MNKUH

  • 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

      17161863099bfcd04d983ecfabe232402bcbaef7db9a3d0a8c4b0192ca958479ae80f57d0d516.dat-decod

    • Size

      483KB

    • MD5

      4c8ba55680b8389eab6592f57ef8069c

    • SHA1

      eacd9971742c5c2f444ed680da171294519c7ab5

    • SHA256

      82b688bf14feec7da569922169fcfd54cb204d2ab81f184e80c8c3343944a009

    • SHA512

      13f3296f275af030d55062e3fbf127686f2f1a710c808fa81a02c0027116c7594efa59b7d675f8806f0b434e89d85a5878feb197f556689180053b62580ed47f

    • SSDEEP

      6144:2XIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZDAXYcNm5Gv:2X7tPMK8ctGe4Dzl4h2QnuPs/ZDjcv

    • 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

    • 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