Overview

overview

10

Static

static

3

AMIBCP5/AMIBCP5.exe

windows7-x64

1

AMIBCP5/AMIBCP5.exe

windows10-2004-x64

1

GUIfpt.exe

windows7-x64

10

GUIfpt.exe

windows10-2004-x64

10

UEFITool/UEFITool.exe

windows7-x64

1

UEFITool/UEFITool.exe

windows10-2004-x64

1

idrvdll32e.dll

windows7-x64

1

idrvdll32e.dll

windows10-2004-x64

1

mmtool/mmtool_a5.exe

windows7-x64

1

mmtool/mmtool_a5.exe

windows10-2004-x64

1

pmxdll32e.dll

windows7-x64

1

pmxdll32e.dll

windows10-2004-x64

1

Sharing

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General

  • Target
    5cf23b4dcc09283eb131408509ad3024bfd10fe07f62aa58d453a99621b7c814
  • Size 22.4MB
  • Sample240709-acf6lswbpp
  • SHA256 5cf23b4dcc09283eb131408509ad3024bfd10fe07f62aa58d453a99621b7c814
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
remcos5002rat

Malware Config

Extracted

Family

  • remcos

Version

  • 3.3.2 Pro

Botnet

  • 5002

C2

  • 62.204.41.246:5002

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-RT3FIS

  • 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

    notepad;solitaire;

Targets

    • Target
      AMIBCP5/AMIBCP5.exe
    • Size 11.4MB
    • SHA256 c7ade67fe0e8f4c22f73ce3168ff6e718086f1eda83cce4c065b4fe49bd5ad99
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral1behavioral2
    • Target
      GUIfpt.exe
    • Size 1.6MB
    • SHA256 0cf0dfa4ae3c9d86b14e8f965d3fbb4b133b1978ebf89de2b054ef6a1f7c3d86
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    remcos5002rat

    • 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

    • Suspicious use of SetThreadContext

    behavioral3behavioral4
    • Target
      UEFITool/UEFITool.exe
    • Size 16.0MB
    • SHA256 abb5c38ca3ccdb26da0df23c317e9e81f3927b4bae554ad1966cf8115511094b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral5behavioral6
    • Target
      idrvdll32e.DLL
    • Size 60KB
    • SHA256 65a34921ede066338d9717ddfa134b54294bb81509d40061d2f4bc441fc392c5
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral7behavioral8
    • Target
      mmtool/mmtool_a5.exe
    • Size 15.3MB
    • SHA256 51a85a663b1cb819508e48fd650180e6c79afd06fb458dd1357508fd9578fc23
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral10behavioral9
    • Target
      pmxdll32e.DLL
    • Size 111KB
    • SHA256 1882c65036142fee6b89042e2b7bf383aaa8e151b65942f5b74c03ab5cc4e5f9
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    behavioral11behavioral12

MITRE ATT&CK Enterprise v15

Tasks