General

  • Target

    e9572c9f7e9e395025837bce834ffa5694f39e7c7646b7a309bad4efe31aedaf.exe

  • Size

    831KB

  • Sample

    240410-d7jrrsga5x

  • MD5

    389fc0f3b5f8a868c2c23cd21ec99957

  • SHA1

    234c87b08a7f340950d4067141bfd10ba696e297

  • SHA256

    e9572c9f7e9e395025837bce834ffa5694f39e7c7646b7a309bad4efe31aedaf

  • SHA512

    e557fbfa9d612186c3aa2c05fc3a6ab08be10aa32afcca84a8d8a848a825091d3f5f57c4b690c744bc20a8d1a76f2e07182fdf7ad971bb68fd5fe4713c53bf7c

  • SSDEEP

    24576:tgCFGJAW8VOFylQyVfQKzbN8rYgrv9PlcjBZB:tgCFVW8VYyKyVYKfSFr4VZB

Malware Config

Extracted

Family

remcos

Botnet

28PDT

C2

psolver827.ddns.net:1974

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

    28pdt

  • mouse_option

    false

  • mutex

    Rmc-9BVBM5

  • 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

      e9572c9f7e9e395025837bce834ffa5694f39e7c7646b7a309bad4efe31aedaf.exe

    • Size

      831KB

    • MD5

      389fc0f3b5f8a868c2c23cd21ec99957

    • SHA1

      234c87b08a7f340950d4067141bfd10ba696e297

    • SHA256

      e9572c9f7e9e395025837bce834ffa5694f39e7c7646b7a309bad4efe31aedaf

    • SHA512

      e557fbfa9d612186c3aa2c05fc3a6ab08be10aa32afcca84a8d8a848a825091d3f5f57c4b690c744bc20a8d1a76f2e07182fdf7ad971bb68fd5fe4713c53bf7c

    • SSDEEP

      24576:tgCFGJAW8VOFylQyVfQKzbN8rYgrv9PlcjBZB:tgCFVW8VYyKyVYKfSFr4VZB

    • Remcos

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

    • Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

    • Detects executables built or packed with MPress PE compressor

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • 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