Overview

overview

10

Static

static

10

tt.exe

windows10-2004-x64

10

tt.exe

windows10-ltsc_2021-x64

10

tt.exe

windows11-21h2-x64

10

tt.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    tt.exe
  • Size 645KB
  • Sample261108-taj92assaz
  • SHA256 1aa7a128918e6d44cb662faacdf3c10a96816aca4df68fd4007ef00f828809f0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosau88adwarediscoverypersistenceransomwareratspywaresuricata

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • au88

C2

  • tga95.games:443

  • uy88.net:443

  • bigslot855.vip:443

  • xx8.loans:443

  • member.noboncos.co:443

  • ww38.darkfox.me:443

  • digitalconsulting.techvmc.co.in:443

  • e390a.co:443

  • 32win23.pro:443

  • b52club.bio:443

  • m.asianslots.co:443

  • nmk.yosusai.in:443

  • nmk.yosusai.in:8080

  • m.asianslots.co:8080

  • b52club.bio:8080

  • 32win23.pro:8080

  • e390a.com:8080

  • ww38.darkfox.me:8080

  • digitalconsulting.techvmc.co.in:8080

  • member.noboncos.co:8080

Attributes
  • audio_folder

    au88

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    App.exe

  • copy_folder

    au88

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-61P0WD

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target
      tt.exe
    • Size 645KB
    • SHA256 1aa7a128918e6d44cb662faacdf3c10a96816aca4df68fd4007ef00f828809f0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    au88discoveryremcospersistenceratsuricataadwareransomwarespyware

    • Family: Remcos

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

      ratremcos

    • Suricata alert: REMCOS RAT Malware Outbound C2 Communication

      Network activity triggered a Suricata alert

      suricataremcos

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2behavioral3behavioral4

MITRE ATT&CK Enterprise v16

Tasks