General

  • Target

    HKP098767890HJ.exe

  • Size

    813KB

  • Sample

    241210-e9j1zstpcv

  • MD5

    d6b16370cd4e60185aa88607316a0c05

  • SHA1

    7fbc63b1203617c67e5491745beaedb424baed78

  • SHA256

    a6d6d1c8299f97f966d72373e999b5a8e6768914e27d5533307cf6878b95dce2

  • SHA512

    16c468948e568343ab1a1460d82b4c5859d09043e3a0115aa9c0aefeabfa22c796cca505ede8b1f194764dda7c5263979230e3fa272ee1fb3b21919202b01906

  • SSDEEP

    24576:Erl6kD68JmlotQfXTwzecW/wCyFbxXdRC:yl328U2yfdcZFFd

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.210.150.26:3678

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-MKYDDH

  • 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

      HKP098767890HJ.exe

    • Size

      813KB

    • MD5

      d6b16370cd4e60185aa88607316a0c05

    • SHA1

      7fbc63b1203617c67e5491745beaedb424baed78

    • SHA256

      a6d6d1c8299f97f966d72373e999b5a8e6768914e27d5533307cf6878b95dce2

    • SHA512

      16c468948e568343ab1a1460d82b4c5859d09043e3a0115aa9c0aefeabfa22c796cca505ede8b1f194764dda7c5263979230e3fa272ee1fb3b21919202b01906

    • SSDEEP

      24576:Erl6kD68JmlotQfXTwzecW/wCyFbxXdRC:yl328U2yfdcZFFd

    • Remcos

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

    • Remcos family

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks