General

  • Target

    f980c5e3f52ee0335be8e27bad38769a503d9989ce1965c5f54074fdb7252833

  • Size

    1.1MB

  • Sample

    250328-zd8ppa1vex

  • MD5

    2b69aaed53d8a002a8ab6d336f795a32

  • SHA1

    60fdbf4710f0f449423a84f7362a8719639e0273

  • SHA256

    f980c5e3f52ee0335be8e27bad38769a503d9989ce1965c5f54074fdb7252833

  • SHA512

    30cc0acd55d0e717e93de0f052aa46351eb2cfdf226c9c448862fcc63889ea988b465a50b68cdb448565945c4a31ff150a60d5afb911d89c423711f262b0217d

  • SSDEEP

    24576:eaTgKwZ14X27uUL3VM0kd+rkhfMsjgkAj2JE06J5N0Fm:LTgdZOcuUL3xAx/8b2S7Z0g

Malware Config

Extracted

Family

remcos

Version

2.2.2 Pro

Botnet

chinemerem

C2

remcoss.onmypc.org:3765

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    r-8ET8H0

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      f980c5e3f52ee0335be8e27bad38769a503d9989ce1965c5f54074fdb7252833

    • Size

      1.1MB

    • MD5

      2b69aaed53d8a002a8ab6d336f795a32

    • SHA1

      60fdbf4710f0f449423a84f7362a8719639e0273

    • SHA256

      f980c5e3f52ee0335be8e27bad38769a503d9989ce1965c5f54074fdb7252833

    • SHA512

      30cc0acd55d0e717e93de0f052aa46351eb2cfdf226c9c448862fcc63889ea988b465a50b68cdb448565945c4a31ff150a60d5afb911d89c423711f262b0217d

    • SSDEEP

      24576:eaTgKwZ14X27uUL3VM0kd+rkhfMsjgkAj2JE06J5N0Fm:LTgdZOcuUL3xAx/8b2S7Z0g

    • Remcos

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

    • Remcos family

    • Checks computer location settings

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

    • Executes dropped EXE

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks