Overview

overview

10

Static

static

5

2026-05-08...os.exe

windows10-2004-x64

10

2026-05-08...os.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2026-05-08_a3ed7b4f137f8653434c456d85f9c197_agent-tesla_amadey_darkgate_elex_glassworm_maze_remcos
  • Size 1.8MB
  • Sample260509-bxwbpsht5w
  • SHA256 1051d275c1ec66daacd2eb46301986fb4711e6f88979f34a800355284596ecac
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosremote%hostdiscoveryrat

Malware Config

Extracted

Family

  • remcos

Version

  • 2.4.5 Pro

Botnet

  • Remote%Host

C2

  • www.rmagent.biz:7181

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    vbs.server.exe

  • copy_folder

    vbs.server

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-00GA1C

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    vbs.server

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target
      2026-05-08_a3ed7b4f137f8653434c456d85f9c197_agent-tesla_amadey_darkgate_elex_glassworm_maze_remcos
    • Size 1.8MB
    • SHA256 1051d275c1ec66daacd2eb46301986fb4711e6f88979f34a800355284596ecac
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    remote%hostdiscoveryremcosrat

    • Family: Remcos

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

      ratremcos

    • detects Windows exceutables potentially bypassing UAC using eventvwr.exe

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to make their binary seem validly signed.

    • Checks computer location settings

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

    • Drops startup file

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks