General

  • Target

    48b2462f1065d6d9129c40da1ed57a68e67b3bddfea1a69ac5bff6466e9298bc

  • Size

    1.1MB

  • Sample

    250328-zhd1wa1way

  • MD5

    dafcfed9161fe8d8b94411d3a91011a0

  • SHA1

    dd7512cf13d9bed6ce487a5183e660132171706e

  • SHA256

    48b2462f1065d6d9129c40da1ed57a68e67b3bddfea1a69ac5bff6466e9298bc

  • SHA512

    5edcb707c63dd1210ee22f6db24d4e4c3813dba53d1d980fe555d8f19059c0f27a2cc8158fdd6d1e68c150f6b56de611326fe029166cdcef5f4635ed3ec0194c

  • SSDEEP

    24576:eaTgKwZ14X27uUL3VM0kd+rkhfMsjgkAj2JE06J5N0Fl:LTgdZOcuUL3xAx/8b2S7Z0P

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

      48b2462f1065d6d9129c40da1ed57a68e67b3bddfea1a69ac5bff6466e9298bc

    • Size

      1.1MB

    • MD5

      dafcfed9161fe8d8b94411d3a91011a0

    • SHA1

      dd7512cf13d9bed6ce487a5183e660132171706e

    • SHA256

      48b2462f1065d6d9129c40da1ed57a68e67b3bddfea1a69ac5bff6466e9298bc

    • SHA512

      5edcb707c63dd1210ee22f6db24d4e4c3813dba53d1d980fe555d8f19059c0f27a2cc8158fdd6d1e68c150f6b56de611326fe029166cdcef5f4635ed3ec0194c

    • SSDEEP

      24576:eaTgKwZ14X27uUL3VM0kd+rkhfMsjgkAj2JE06J5N0Fl:LTgdZOcuUL3xAx/8b2S7Z0P

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks