General

  • Target

    download(1).exe

  • Size

    482KB

  • Sample

    250212-my9fhaykd1

  • MD5

    739c71736f8e8efd9028e4a3aaaf5e55

  • SHA1

    e8b7e270bbd435022246b417576257bd3f2743c0

  • SHA256

    dbbbcaf5c6f835feb0fee8af174ba42e3b569fdc18452098bcb47a3d9c3a0031

  • SHA512

    99dffa567d8189066fff53bf58d77c0fd3eb9fb7d0a352e3dbb123193bb6bf5cf75c3eb2d7e0a55200109dea82f4b9ec987f12e28391cb437489fcc4aa93fb8c

  • SSDEEP

    12288:J13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQHfS:bak/mBXTV/R0nEF76gFZ8f

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

lala2025.duckdns.org:14645

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-H3JPE6

  • 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

      download(1).exe

    • Size

      482KB

    • MD5

      739c71736f8e8efd9028e4a3aaaf5e55

    • SHA1

      e8b7e270bbd435022246b417576257bd3f2743c0

    • SHA256

      dbbbcaf5c6f835feb0fee8af174ba42e3b569fdc18452098bcb47a3d9c3a0031

    • SHA512

      99dffa567d8189066fff53bf58d77c0fd3eb9fb7d0a352e3dbb123193bb6bf5cf75c3eb2d7e0a55200109dea82f4b9ec987f12e28391cb437489fcc4aa93fb8c

    • SSDEEP

      12288:J13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQHfS:bak/mBXTV/R0nEF76gFZ8f

    • 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

    • Downloads MZ/PE file

    • 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