Overview

overview

10

Static

static

10

tmpxw14mbek.exe

windows10-ltsc_2021-x64

10

tmpxw14mbek.exe

windows10-2004-x64

10

tmpxw14mbek.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    tmpxw14mbek
  • Size 96KB
  • Sample260601-2agg5shw8j
  • SHA256 6c534844443ad2f955022b0c2050961c2ad5e825289be7f1299d6e3a7451a9f8
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcoshostdiscoverypersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 1.7 Pro

Botnet

  • Host

C2

  • j88bet.pro:443

  • u888lm.com:443

  • u888.ru.com:443

  • u888.org.vc:443

  • uu888.gb.net:443

  • u888.training:443

  • u88o.com:443

  • u888co.com:443

  • u888.it.com:443

  • u888b.info:443

  • u88.art:443

  • u888com.me:443

  • j88.ninja:443

  • 1j88.blue:443

  • j88com.today:443

  • j88t.club:443

  • u88.lol:443

  • u88.ae.org:443

  • u88.lifestyle:443

  • u88.sa.com:443

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • 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

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_pftknifuitnaqpl

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target
      tmpxw14mbek
    • Size 96KB
    • SHA256 6c534844443ad2f955022b0c2050961c2ad5e825289be7f1299d6e3a7451a9f8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    hostdiscoveryremcospersistencerat

    • 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
    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v16

Tasks