General

  • Target
    25082026_0412_24082026_PO Euro Trading 1117-P24010.pdf.cmd.rar
  • Size 2KB
  • Sample260825-eshftsswg1
  • SHA256 8b167c23b4bcc33aa445887abf9cac0f9cff547b022bf6baf18b8de4122e018f
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.2.6 Pro

Botnet
  • RemoteHost

C2
  • 104.161.46.91:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-B7B38Y

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Extracted

Family
  • remcos

Botnet
  • RemoteHost

C2
  • 104.161.46.91:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-B7B38Y

  • 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
      PO Euro Trading 1117-P24010.pdf.cmd
    • Size 5KB
    • SHA256 e60db63214d90e9561f077baf23cdfd1514e4a390fe5595d517e6c26f81ce45d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Family: Remcos

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

    • Adds policy Run key to start application

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Executes dropped EXE

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks