Resubmissions

27/10/2026, 07:38

261027-jgpg8abt8s10

27/10/2026, 01:53

261027-ca2qmsz1dv1

General

  • Target
    27102026_0153_26102026_Updated Proforma Invoice.cmd.rar
  • Size 1006KB
  • Sample261027-jgpg8abt8s
  • SHA256 8eafa70ef541d9b020a6b9952f2347f9ca2001c9c7a6357850e8c0f722227b4d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.3.1 Pro

Botnet
  • RemoteHost

C2
  • worktoday.3utilities.com:1692

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-DUVPT4

  • 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
      Updated Proforma Invoice.cmd
    • Size 1.0MB
    • SHA256 d33287691b7a9dfb753be7b12fedcd18b58a75c1aaaff153e70d294c65bad1c8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects DonutLoader

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Family: Remcos

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

    • Uses browser remote debugging

      Can be used to control the browser and steal sensitive information such as credentials and session cookies.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks