General

  • Target

    17388428447957df11df444c66f2aa2fc6aca96bc34e6a218b1c3044afde7b92597a4ed000836.dat-decoded.exe

  • Size

    482KB

  • Sample

    250206-n4nawswlgm

  • MD5

    e2a64a500166ee8b4c1261d3cecb89a4

  • SHA1

    6f8694b271b2deba10c03fc7037eb02bf72bdf1a

  • SHA256

    f0dd72c45946626cebbce21d47e79ba0cd8f15cf57cb5ae61d6ebdcb0b272ade

  • SHA512

    32a7d868dfd2322d5508ec3fcc5dbc7945dacb379b7bc3bd9ec1a27323be893db9f04558b9710a16c8728527da5a94295ecca39fd68c8546a10b968b2add1e24

  • SSDEEP

    12288:N13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQPS:Hak/mBXTV/R0nEF76gFZE

Malware Config

Extracted

Family

remcos

Botnet

zyn5

C2

sweetnessofbestthingsgivenbest.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-CXOW4E

  • 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

      17388428447957df11df444c66f2aa2fc6aca96bc34e6a218b1c3044afde7b92597a4ed000836.dat-decoded.exe

    • Size

      482KB

    • MD5

      e2a64a500166ee8b4c1261d3cecb89a4

    • SHA1

      6f8694b271b2deba10c03fc7037eb02bf72bdf1a

    • SHA256

      f0dd72c45946626cebbce21d47e79ba0cd8f15cf57cb5ae61d6ebdcb0b272ade

    • SHA512

      32a7d868dfd2322d5508ec3fcc5dbc7945dacb379b7bc3bd9ec1a27323be893db9f04558b9710a16c8728527da5a94295ecca39fd68c8546a10b968b2add1e24

    • SSDEEP

      12288:N13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQPS:Hak/mBXTV/R0nEF76gFZE

    • 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

    • 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