General

  • Target

    Attached_updated_SEPTEMBER_SOA_till_now_total_USD 26162.21_pdf.vbs

  • Size

    52KB

  • Sample

    241209-g67zrazqat

  • MD5

    6502323c58be777bd7cf1046ba20a468

  • SHA1

    51dc97fd8b87b03426c2b74f29a09e00897732d8

  • SHA256

    fb3c178a1787f26fcd75494463b9292bb1c7f76b465c7e78381dce5ed7c8011f

  • SHA512

    bf570c92c5b80a9d94cc1d4cfa2cd4596b8bbaf0e992427448f54cd83bea2e6867f1eac623d0108f241f7de039c1fc07b87d98cef8232ce2366a3fe030c5011c

  • SSDEEP

    384:I5cVCJUYlJPLpoCuPmKOF5OXOlaNyPepflkhiG0gkIENdy3w7u:I5cXYlJPLyCuOKEwtyPenNGO3Ndy3wi

Malware Config

Extracted

Family

remcos

Botnet

Fresh

C2

dourtes4hnbouy1.duckdns.org:2487

dourtes4hnbouy1.duckdns.org:2488

dourtes4hnbouy2.duckdns.org:2487

dourtes4hnbouy3.duckdns.org:2487

dourtes4hnbouy4.duckdns.org:2487

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

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    kamzourts.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    kamncbiu-LBXP9X

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Attached_updated_SEPTEMBER_SOA_till_now_total_USD 26162.21_pdf.vbs

    • Size

      52KB

    • MD5

      6502323c58be777bd7cf1046ba20a468

    • SHA1

      51dc97fd8b87b03426c2b74f29a09e00897732d8

    • SHA256

      fb3c178a1787f26fcd75494463b9292bb1c7f76b465c7e78381dce5ed7c8011f

    • SHA512

      bf570c92c5b80a9d94cc1d4cfa2cd4596b8bbaf0e992427448f54cd83bea2e6867f1eac623d0108f241f7de039c1fc07b87d98cef8232ce2366a3fe030c5011c

    • SSDEEP

      384:I5cVCJUYlJPLpoCuPmKOF5OXOlaNyPepflkhiG0gkIENdy3w7u:I5cXYlJPLyCuOKEwtyPenNGO3Ndy3wi

    • Remcos

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

    • Remcos family

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks