General

  • Target

    dfa5d4b7b532d17aaee7837f83837e56.bin

  • Size

    794KB

  • Sample

    240821-cbrbasvbla

  • MD5

    1724abc63125ce2903e3202cf281a89f

  • SHA1

    256d6eea21ee3bfa69d25d3ee9d5d687fd0712b8

  • SHA256

    494652a0db82440f7c9c2830b839805a5fdc24feb8e965141372376c294c1bc9

  • SHA512

    9d15d061fac20a9e16004e2ff6387f64a73acabd497b73aa7054271fca6ea3891cff09b63a8b5d8b819422151b863010364525c8a4724b0c0136b39ea6262352

  • SSDEEP

    24576:UYdSIvRqSapz5kSkFmGCP9LTKZcwTUOjxOpoGwZ:TgIptap1dkCUTvxOeGwZ

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

107.175.229.139:8823

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-2BGC0K

  • 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

      497a59ce5e1c1e2bdd5e708f21aecd446d9047d17024c73abaeab9d8bfa8c4aa.exe

    • Size

      803KB

    • MD5

      dfa5d4b7b532d17aaee7837f83837e56

    • SHA1

      10343686bec4f271cdb9f57816291f021cd721f0

    • SHA256

      497a59ce5e1c1e2bdd5e708f21aecd446d9047d17024c73abaeab9d8bfa8c4aa

    • SHA512

      74bc99f0e154abfc69d320cafe97604a9ddba30eeaee106b840b9ff28743bd6fa12cf98f2c158250894b2da1d4cdbcbabbccbf43aba68cc58e2a60b2fc8922c9

    • SSDEEP

      12288:4YV6MorX7qzuC3QHO9FQVHPF51jgcEyaPZQ37ADKjPSNivVMWUq1bcQNim16CHB:XBXu9HGaVHSS3SKDvVXH62dxg

    • Remcos

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

MITRE ATT&CK Enterprise v15

Tasks