General

  • Target

    79c7358a9ac82f4d547e027ec64b8a9854ef445ff7d1e85a2b39c0e60bc00c99.exe

  • Size

    922KB

  • Sample

    240719-thgh4sseme

  • MD5

    fa2cbbd8f8f8752294d9ece90f43d916

  • SHA1

    c9a85499d49606fbc9244b1f36464692a5e8d5b9

  • SHA256

    79c7358a9ac82f4d547e027ec64b8a9854ef445ff7d1e85a2b39c0e60bc00c99

  • SHA512

    8b256caa6538b46dc9a8fb197b506eb364b4bd1d54e0d095866908b9f6b72d1d4c1ad6ce3f216c688c8489d4502fe0f8aff36211dc56180dd7204c0e3c03ac95

  • SSDEEP

    12288:M4ndmoiGkOcTXipV/O/zArnSDWE0V65S0jOMS2o9PADoGvSkwVgd:ZngIfW/zArSDo05SAOjpjGv/wV

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

107.175.229.139:8823

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-2BGC0K

  • 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

      79c7358a9ac82f4d547e027ec64b8a9854ef445ff7d1e85a2b39c0e60bc00c99.exe

    • Size

      922KB

    • MD5

      fa2cbbd8f8f8752294d9ece90f43d916

    • SHA1

      c9a85499d49606fbc9244b1f36464692a5e8d5b9

    • SHA256

      79c7358a9ac82f4d547e027ec64b8a9854ef445ff7d1e85a2b39c0e60bc00c99

    • SHA512

      8b256caa6538b46dc9a8fb197b506eb364b4bd1d54e0d095866908b9f6b72d1d4c1ad6ce3f216c688c8489d4502fe0f8aff36211dc56180dd7204c0e3c03ac95

    • SSDEEP

      12288:M4ndmoiGkOcTXipV/O/zArnSDWE0V65S0jOMS2o9PADoGvSkwVgd:ZngIfW/zArSDo05SAOjpjGv/wV

    • Remcos

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

    • 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

    • 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