Overview

overview

10

Static

static

a334499e4f...c5.exe

windows7-x64

10

a334499e4f...c5.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    a334499e4fbda3a99a0bdc96b6bf64c5
  • Size 798KB
  • Sample220722-radfdaffb8
  • SHA256 346a4ca2e508923bcf0e4c0d73a2ee06d91bd436b8db4981ab9ecb16e6f5110d
  • MD5 SHA1 SHA512
Score
10/10
remcosremotehost_mekipersistencerat

Malware Config

Extracted

Family

  • remcos

Botnet

  • RemoteHost_Meki

C2

  • mekremcos23.freedynamicdns.net:2397

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    qos.exe

  • copy_folder

  • 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

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-3K2OV7

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    wan

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

Targets

    • Target
      a334499e4fbda3a99a0bdc96b6bf64c5
    • Size 798KB
    • SHA256 346a4ca2e508923bcf0e4c0d73a2ee06d91bd436b8db4981ab9ecb16e6f5110d
    • MD5 SHA1 SHA512
    Score
    10/10
    remcosremotehost_mekipersistencerat

    • Remcos

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

      ratremcos

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks