General

  • Target

    1.exe

  • Size

    1.1MB

  • Sample

    240215-qxzrfsgh93

  • MD5

    69e37fcc0df26cb81fd06e5dfb260144

  • SHA1

    839808ef40530e153fdb1f0fdb390b56c1982b6d

  • SHA256

    44751e144b4dae403bf009e1a5461d0b7ec7b0f5e95ae6b149e0c653e4ab7b17

  • SHA512

    5361c923c58330ba71f72374341543a7863223592489526f3d561a7d6f010a3a63ce6559f85474458097ebc818b77073cfb5a648c4084a95d7eaa5c31f2e860c

  • SSDEEP

    24576:pRmJkcoQricOIQxiZY1ia7oOq0/WkgZ6Xw1EGBHS:mJZoQrbTFZY1ia7oOLW6A1E+HS

Malware Config

Extracted

Family

remcos

Botnet

jnchinacp

C2

jnchina.ydns.eu:1177

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-1632I1

  • 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

      1.exe

    • Size

      1.1MB

    • MD5

      69e37fcc0df26cb81fd06e5dfb260144

    • SHA1

      839808ef40530e153fdb1f0fdb390b56c1982b6d

    • SHA256

      44751e144b4dae403bf009e1a5461d0b7ec7b0f5e95ae6b149e0c653e4ab7b17

    • SHA512

      5361c923c58330ba71f72374341543a7863223592489526f3d561a7d6f010a3a63ce6559f85474458097ebc818b77073cfb5a648c4084a95d7eaa5c31f2e860c

    • SSDEEP

      24576:pRmJkcoQricOIQxiZY1ia7oOq0/WkgZ6Xw1EGBHS:mJZoQrbTFZY1ia7oOLW6A1E+HS

    • 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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses Microsoft Outlook accounts

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks