General

  • Target

    shipping documemt _pdf.exe

  • Size

    1.1MB

  • Sample

    240428-kzge1acd7z

  • MD5

    7ac65417f47f6e29e6fa528a5d28a5b3

  • SHA1

    b1a9c007f4c95ece727606f643bd4bd649f66ec9

  • SHA256

    f51aedfe6998bb2f8f8c675f26e99b79252a3dee6f086bc44558e3a193470ba4

  • SHA512

    bb01440d531fbe5fea7e08ea7d90c89632c92a04dd5ffb4ae6b0378a61680ee136dc7324b96e9d43173f83e074a879024f56ff56c73bacafb4d1e932fb217430

  • SSDEEP

    24576:k0S9+TA+CWpmMYwXNGNFUZzcma2nRmCkCptEQybMCnRnj:9lIyXNGNFUZ4ma2RmqtGoSnj

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

street.letmeshine.xyz:4230

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-7I2WTK

  • 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

      shipping documemt _pdf.exe

    • Size

      1.1MB

    • MD5

      7ac65417f47f6e29e6fa528a5d28a5b3

    • SHA1

      b1a9c007f4c95ece727606f643bd4bd649f66ec9

    • SHA256

      f51aedfe6998bb2f8f8c675f26e99b79252a3dee6f086bc44558e3a193470ba4

    • SHA512

      bb01440d531fbe5fea7e08ea7d90c89632c92a04dd5ffb4ae6b0378a61680ee136dc7324b96e9d43173f83e074a879024f56ff56c73bacafb4d1e932fb217430

    • SSDEEP

      24576:k0S9+TA+CWpmMYwXNGNFUZzcma2nRmCkCptEQybMCnRnj:9lIyXNGNFUZ4ma2RmqtGoSnj

    • Remcos

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

    • UAC bypass

    • Windows security bypass

    • Checks computer location settings

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

    • Executes dropped EXE

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks