Overview

overview

10

Static

static

10

2026-09-07...ar.exe

windows10-2004-x64

10

2026-09-07...ar.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-09-07_a2143c592a1ad64df2830890b80c0ddd_cobalt-strike_coinminer_icedid_njrat_remcos_vidar
  • Size 645KB
  • Sample260908-k6evragp5z
  • SHA256 1a2eb780b8e627c2d8bd973c97ae2a9837d620daa6d38059cc63b3ea74b0e383
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosremcosremotehostpersistenceratspywarestealer

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • RemcosRemoteHost

C2

  • trungnguyen.co.za:8080

  • backdoor.trungnguyen.co.za:8080

  • malware.trungnguyen.co.za:8080

  • www.trungnguyen.co.za:8080

  • sitemap.trungnguyen.co.za:8080

  • webmail.trungnguyen.co.za:8080

  • api.trungnguyen.co.za:8080

  • c2.trungnguyen.co.za:8080

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    winservice.exe

  • copy_folder

    service

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-7LZ831

  • screenshot_crypt

    true

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %WinDir%\System32

  • screenshot_time

    15

  • startup_value

    

  • take_screenshot_option

    true

  • take_screenshot_time

    5

Targets

    • Target
      2026-09-07_a2143c592a1ad64df2830890b80c0ddd_cobalt-strike_coinminer_icedid_njrat_remcos_vidar
    • Size 645KB
    • SHA256 1a2eb780b8e627c2d8bd973c97ae2a9837d620daa6d38059cc63b3ea74b0e383
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    remcosremotehostremcospersistenceratspywarestealer

    • Family: Remcos

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

      ratremcos

    • Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks