Overview

overview

10

Static

static

3

1baa435dd0...92.exe

windows10-2004-x64

10

1baa435dd0...92.exe

windows11-ltsc_2024-x64

10

$PLUGINSDI...em.dll

windows10-2004-x64

3

$PLUGINSDI...em.dll

windows11-ltsc_2024-x64

3

Sharing

Copy URL Twitter E-mail

General

  • Target
    1baa435dd0c1834273117c8fbbf47cbdfba5450ee71c90926affe63f07afbb92.exe
  • Size 635KB
  • Sample260727-b6ys7athja
  • SHA256 1baa435dd0c1834273117c8fbbf47cbdfba5450ee71c90926affe63f07afbb92
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosremotehostdiscoverypersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 7.2.1 Pro

Botnet

  • RemoteHost

C2

  • 130.12.182.113:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • 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-JC1MRU

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target
      1baa435dd0c1834273117c8fbbf47cbdfba5450ee71c90926affe63f07afbb92.exe
    • Size 635KB
    • SHA256 1baa435dd0c1834273117c8fbbf47cbdfba5450ee71c90926affe63f07afbb92
    • 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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2
    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 acf90ab6f4edc687e94aaf604d05e16e6cfb5e35873783b50c66f307a35c6506
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    discovery
    behavioral3behavioral4

MITRE ATT&CK Enterprise v16

Tasks