General

  • Target

    165cb6e17955b9dbc743f800788545b61e296119b10d22efea0cfb2f1ceb4ed5.vbs

  • Size

    18KB

  • Sample

    241011-bhf88sscrp

  • MD5

    35c0401fa3a0988df57e978eaa661dd2

  • SHA1

    a07a742be842b55f4218d8c9f6f2287c21baf2db

  • SHA256

    165cb6e17955b9dbc743f800788545b61e296119b10d22efea0cfb2f1ceb4ed5

  • SHA512

    3aaf8a7bdf2da627c05065cc4e999015adc968f111da32fb0e6c2fe80e73553b3f125964796790f8257cd0dfc6468cd939b18e47fb8b3f468bd2625579246371

  • SSDEEP

    384:245uPIaVI9kYnUqIsLcZ/j5SL5u9InBOqJckjVMQZKWZrqLwA0:WPIaVI95U57Z9SgqBOxkRhrb

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

154.216.17.14:2404

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-KC5V8F

  • 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

      165cb6e17955b9dbc743f800788545b61e296119b10d22efea0cfb2f1ceb4ed5.vbs

    • Size

      18KB

    • MD5

      35c0401fa3a0988df57e978eaa661dd2

    • SHA1

      a07a742be842b55f4218d8c9f6f2287c21baf2db

    • SHA256

      165cb6e17955b9dbc743f800788545b61e296119b10d22efea0cfb2f1ceb4ed5

    • SHA512

      3aaf8a7bdf2da627c05065cc4e999015adc968f111da32fb0e6c2fe80e73553b3f125964796790f8257cd0dfc6468cd939b18e47fb8b3f468bd2625579246371

    • SSDEEP

      384:245uPIaVI9kYnUqIsLcZ/j5SL5u9InBOqJckjVMQZKWZrqLwA0:WPIaVI95U57Z9SgqBOxkRhrb

    • Remcos

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

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Accesses Microsoft Outlook accounts

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks