Overview

overview

10

Static

static

10

27e999b97c...14.exe

windows10-2004-x64

10

27e999b97c...14.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    27e999b97c48ce4cb7fe7e86bff08523c07504dd36c5f25566a037d2c77c0414
  • Size 525KB
  • Sample260912-yrspysem41
  • SHA256 27e999b97c48ce4cb7fe7e86bff08523c07504dd36c5f25566a037d2c77c0414
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosremotehostdiscoverypersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • RemoteHost

C2

  • www.c168.design:443

  • c168.design:8080

  • www.e88-ee88.com:443

  • e88-ee88.com:8080

  • 8888xx.xyz:8080

  • www.8888xx.xyz:443

  • s8net3.live:443

  • www.s8net3.live:443

  • www.s8-s8.com:443

  • www.s88.red:443

  • www.s88.coach:443

  • www.s8.immo:443

  • www.s8.moda:443

  • www.s8.business:443

  • www.s8-games.ink:443

  • s8-games.ink:8080

  • s8.business:8080

  • s8.moda:8080

  • s8.immo:8080

  • s88.coach:8080

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    3

  • 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_c2-GYW49K

  • screenshot_crypt

    true

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %Temp%

  • screenshot_time

    20

  • startup_value

    

  • take_screenshot_option

    true

  • take_screenshot_time

    5

  • take_screenshot_title

    notepad;

Targets

    • Target
      27e999b97c48ce4cb7fe7e86bff08523c07504dd36c5f25566a037d2c77c0414
    • Size 525KB
    • SHA256 27e999b97c48ce4cb7fe7e86bff08523c07504dd36c5f25566a037d2c77c0414
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    remotehostdiscoveryremcospersistencerat

    • Family: Remcos

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

      ratremcos

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks