Overview

overview

10

Static

static

1

1f083003d1...ec0.js

windows10-2004-x64

10

1f083003d1...ec0.js

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    1f083003d1753467b611bf21b3421ec0.js
  • Size 1.1MB
  • Sample260803-kfsc6aen2v
  • SHA256 0efc4444dbc408b7d975d2fe8b81e4252e022e582a3f05075c7140e4d17d580c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remcosclientcollectiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • remcos

Botnet

  • Client

C2

  • papilawdns.duckdns.org: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

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-865YOU

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Extracted

Family

  • remcos

Version

  • 7.2.6 Pro

Botnet

  • Client

C2

  • papilawdns.duckdns.org: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

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-865YOU

  • 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
      1f083003d1753467b611bf21b3421ec0.js
    • Size 1.1MB
    • SHA256 0efc4444dbc408b7d975d2fe8b81e4252e022e582a3f05075c7140e4d17d580c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    clientcollectiondiscoveryexecutionremcospersistencerat

    • Family: Remcos

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

      ratremcos

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Registers new Windows logon scripts automatically executed at logon.

      persistence

    • Accesses Microsoft Outlook profiles

      collection

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks