Resubmissions

02/10/2026, 18:02

261002-wmj6xafd9410

02/10/2026, 17:59

261002-wksehawxcw10

02/10/2026, 17:52

261002-wfs58stbmb10

02/10/2026, 17:49

261002-wd9p7stame10

General

  • Target
    formulario_agendamiento_citas.zip
  • Size 3.3MB
  • Sample261002-wfs58stbmb
  • SHA256 57bd865316576908698446f24f03db49017f3ac982257521b805cf47fa785fb9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • hijackloader

Attributes
  • directory

    %APPDATA%\NODECmd

  • inject_dll

    %windir%\SysWOW64\input.dll

xor.hex

Extracted

Family
  • remcos

Botnet
  • SEPTIEMBRE 30 ALQUILER 02

C2
  • vertanisgr.vertanisgr.com:2206

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Acobatlg.exe

  • copy_folder

    edqelofh

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    costeog

  • mouse_option

    false

  • mutex

    Rmc-UPTMQ7

  • 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

Version
  • 7.3.1 Pro

Botnet
  • SEPTIEMBRE 30 ALQUILER 02

C2
  • vertanisgr.vertanisgr.com:2206

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Acobatlg.exe

  • copy_folder

    edqelofh

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    costeog

  • mouse_option

    false

  • mutex

    Rmc-UPTMQ7

  • 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
      formulario_agendamiento_citas.msi
    • Size 3.4MB
    • SHA256 0f4c88692e3ecd28faed2dc9ee55b89025812290013c589630724a2d10b08491
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects HijackLoader (aka IDAT Loader)

    • Family: HijackLoader, IDAT loader, Ghostulse,

      HijackLoader is a multi-stage loader, first seen in 2023.

    • Family: Remcos

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks