General

  • Target

    SecuriteInfo.com.BackDoor.AgentTeslaNET.42.31568.2849.exe

  • Size

    1.0MB

  • Sample

    241001-x6gesszfmb

  • MD5

    06288ac34c34b1751dca19951d6140f8

  • SHA1

    e3af412db4368c7a3c7b3a0a812c2af6903bb697

  • SHA256

    156b1cea1a2f649e332be482047de3d368f5f7b7e93eb4821692ada17a69fc75

  • SHA512

    47cd551807523783db43570df4d3ab4edb52699b8a118b91453c12aa5c5ca3b746a023ce6b5b0561754f876671136312b9aa725d6a8c5fec0ef004231caaf039

  • SSDEEP

    24576:FyAXOCNGRx9s8Qbzjx84azkY9zIe8BIPX66Id:FyQOyax9sbjNaznzbmIvrId

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

hiddenrmcnew.duckdns.org:7839

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-PW8G0U

  • 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

      SecuriteInfo.com.BackDoor.AgentTeslaNET.42.31568.2849.exe

    • Size

      1.0MB

    • MD5

      06288ac34c34b1751dca19951d6140f8

    • SHA1

      e3af412db4368c7a3c7b3a0a812c2af6903bb697

    • SHA256

      156b1cea1a2f649e332be482047de3d368f5f7b7e93eb4821692ada17a69fc75

    • SHA512

      47cd551807523783db43570df4d3ab4edb52699b8a118b91453c12aa5c5ca3b746a023ce6b5b0561754f876671136312b9aa725d6a8c5fec0ef004231caaf039

    • SSDEEP

      24576:FyAXOCNGRx9s8Qbzjx84azkY9zIe8BIPX66Id:FyQOyax9sbjNaznzbmIvrId

    • Remcos

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

    • 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 to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks