General

  • Target

    Nicht bestätigt 44301.crdownload

  • Size

    1.5MB

  • Sample

    231102-mvlv2aaf8t

  • MD5

    dd1e9bbd16698d52fb6501664beabde6

  • SHA1

    d985290853ab46a1d98fa23b33ed003500c71bae

  • SHA256

    ef43e9475ed3cf0420900e7f29345c646978eaf6b9ae749bfe265061dfdc172b

  • SHA512

    f9650ecd6063c7e8a0a24806d30ebc66dea261711241ab2a8eca675949860fc87e3e2ff53c5d4279a7fcd8979405f459e5058b098e5ba5398bfbdb23c34a09fd

  • SSDEEP

    49152:kUKg7X7cHxjXoNXhXcmpQGpk03bFDDIfgNz:kUj7UXoNhXcHq3b2YNz

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

172.96.14.18:2404

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-OB0RTV

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      Nicht bestätigt 44301.crdownload

    • Size

      1.5MB

    • MD5

      dd1e9bbd16698d52fb6501664beabde6

    • SHA1

      d985290853ab46a1d98fa23b33ed003500c71bae

    • SHA256

      ef43e9475ed3cf0420900e7f29345c646978eaf6b9ae749bfe265061dfdc172b

    • SHA512

      f9650ecd6063c7e8a0a24806d30ebc66dea261711241ab2a8eca675949860fc87e3e2ff53c5d4279a7fcd8979405f459e5058b098e5ba5398bfbdb23c34a09fd

    • SSDEEP

      49152:kUKg7X7cHxjXoNXhXcmpQGpk03bFDDIfgNz:kUj7UXoNhXcHq3b2YNz

    • Remcos

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • 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

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks