Overview

overview

10

Static

static

10

db5e77fb83...b4.exe

windows10-2004-x64

10

db5e77fb83...b4.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    db5e77fb8366ce2fe33da535ec996fa4f9c03f601b06b1655b00dbb61d64a4b4
  • Size 110KB
  • Sample260419-yps8psev3w
  • SHA256 db5e77fb8366ce2fe33da535ec996fa4f9c03f601b06b1655b00dbb61d64a4b4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosremotehostdiscoverypersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 2.3.0 Pro

Botnet

  • RemoteHost

C2

  • daya4659.ddns.net:8282

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    3

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-S1KNPZ

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    wikipedia;solitaire;

Targets

    • Target
      db5e77fb8366ce2fe33da535ec996fa4f9c03f601b06b1655b00dbb61d64a4b4
    • Size 110KB
    • SHA256 db5e77fb8366ce2fe33da535ec996fa4f9c03f601b06b1655b00dbb61d64a4b4
    • 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