General

  • Target

    eb183cf5d6e217532b203ab9f336e266537828eed01c53158da95d609f4ebea6.exe

  • Size

    1.4MB

  • Sample

    240815-b6zeqatblr

  • MD5

    2592d02088ef02e13ad5740fd85ceb17

  • SHA1

    7abba6c521701ae077d7c29f28c87b44d8411922

  • SHA256

    eb183cf5d6e217532b203ab9f336e266537828eed01c53158da95d609f4ebea6

  • SHA512

    50314d33155c066f1cfbb9efac5cfcc9e540c63ff1ccb3c463e6286ee6acac81a09bb1a1b552c2b6243df4ec52aa015ee803900566f1c25f0edfbbe408547310

  • SSDEEP

    24576:IqDEvCTbMWu7rQYlBQcBiT6rprG8arcpZttWJ84kzOS:ITvC/MTQYxsWR7arcPu

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

ocservice.duckdns.org:6622

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

    evferf

  • mouse_option

    false

  • mutex

    Rmc-5U6QT9

  • 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

      eb183cf5d6e217532b203ab9f336e266537828eed01c53158da95d609f4ebea6.exe

    • Size

      1.4MB

    • MD5

      2592d02088ef02e13ad5740fd85ceb17

    • SHA1

      7abba6c521701ae077d7c29f28c87b44d8411922

    • SHA256

      eb183cf5d6e217532b203ab9f336e266537828eed01c53158da95d609f4ebea6

    • SHA512

      50314d33155c066f1cfbb9efac5cfcc9e540c63ff1ccb3c463e6286ee6acac81a09bb1a1b552c2b6243df4ec52aa015ee803900566f1c25f0edfbbe408547310

    • SSDEEP

      24576:IqDEvCTbMWu7rQYlBQcBiT6rprG8arcpZttWJ84kzOS:ITvC/MTQYxsWR7arcPu

    • 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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks