General

  • Target

    7cc1d318287ed3311ffee12c37ee32ee94208d2f5860e99a5d54a5fb24dddef5

  • Size

    500KB

  • Sample

    240819-dvqdsavemr

  • MD5

    f3a8fd16684e8870a92e88d4ec87a339

  • SHA1

    0e17d21507ce9a47eb583a171943b7e74a021098

  • SHA256

    7cc1d318287ed3311ffee12c37ee32ee94208d2f5860e99a5d54a5fb24dddef5

  • SHA512

    0ad64bd9d1f88c5539b914f03e85a0df14ce1836753c8cf99343fb84a336d649508ae7401fd767de57d2b020c74f167343b423a9ad26661d04c7367a0659d6bf

  • SSDEEP

    12288:xEPkn7JVpBMbc62oVa3qpm7OOWYr2EXgDTqT2I9Abi:2PUbB/EVa3mm7zWmjXiTqTMbi

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

103.67.162.233:9462

Attributes
  • audio_folder

    MicRecords

  • 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-GRR4WM

  • 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

      4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe

    • Size

      626KB

    • MD5

      9be2bb8f46192a7cf7006587c0e95d54

    • SHA1

      9e31f25cd0c0cf37a92a61ebd87293b519da5534

    • SHA256

      4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940

    • SHA512

      76140dd7bcfdb778b70c4864934016b9cbc60b4f36ece6aa671c6556f1504d38e3428102663c47ffa8346e2201078a28443a0b42be0c6b7e820f6823cab4810b

    • SSDEEP

      12288:naxvaBAHu5sn0ulSRNQeILTPNRLZi8s7exFe2WM:a9aBAObRNVI/PNxzxFMM

    • Remcos

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Accesses Microsoft Outlook accounts

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks