General

  • Target
    15102026_0447_12102026_POSINCOAUTOMATIOM86757786Ref6777.rar
  • Size 37KB
  • Sample261015-feptesca36
  • SHA256 b01cb71baff98542f56db42e1efa8fd1d0226f58de0019e0da55fb919f8b8603
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.3.1 Pro

Botnet
  • RemcosAgent

C2
  • 46.183.223.125:2404

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

    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-8SW1XG

  • 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
      DRAWING SINCOAUTOMATION 6994745PURCHASE ORDER SINCOAUTOMATION PO 322357781 Ref 6421SINCOAUTOMATION4533DWG.vbs
    • Size 34KB
    • SHA256 cfbf5c3e349fe71bd1dfabe38eda8edf4ba1bb247083d4acbb3b68e1fff819d6
    • 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.

    • Badlisted process makes network request

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

    • Checks computer location settings

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

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

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

    • Executes a VBScript file via the Windows Script Host.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Target
      PURCHASE ORDER SINCOAUTOMATION PO 322357781 Ref 6421SINCOAUTOMATION4533.vbs
    • Size 34KB
    • SHA256 cfbf5c3e349fe71bd1dfabe38eda8edf4ba1bb247083d4acbb3b68e1fff819d6
    • 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.

    • Badlisted process makes network request

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

    • Checks computer location settings

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

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

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

    • Executes a VBScript file via the Windows Script Host.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks