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General

  • Target

    Invoice and Shipping Documents.vbs

  • Size

    702KB

  • Sample

    230530-hj7wxagb4w

  • MD5

    c0b9130030244b216cc9fd45208559d2

  • SHA1

    dd651e3eb227e318ed5179094417d5e30705e2d9

  • SHA256

    db5aac25dcb71e739e6f5571cb7d10ba2f30c891d4a19307d6bf8c549b2074cb

  • SHA512

    426f4b6595512d58c31dc3cd7f9f358df721a81e5ec9d6e489f7704e88f84e8d123567b5a0981bd02565b7c10da39c96763e03b7633c4e9ce1b5c49566963deb

  • SSDEEP

    3072:yxG0wfkYFEhNe4VTdRnTT8w4TWvjxt68PrbvZijAf+fzEZqsKgRNpW+og0S7wQzz:WwfkYFM+AZq2

Malware Config

Extracted

Family

remcos

Botnet

2023 gee Host

C2

davidwong4ghost.ddnsking.com:2030

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    wuauclt.exe

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Rmc-5CGBHV

  • 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

      Invoice and Shipping Documents.vbs

    • Size

      702KB

    • MD5

      c0b9130030244b216cc9fd45208559d2

    • SHA1

      dd651e3eb227e318ed5179094417d5e30705e2d9

    • SHA256

      db5aac25dcb71e739e6f5571cb7d10ba2f30c891d4a19307d6bf8c549b2074cb

    • SHA512

      426f4b6595512d58c31dc3cd7f9f358df721a81e5ec9d6e489f7704e88f84e8d123567b5a0981bd02565b7c10da39c96763e03b7633c4e9ce1b5c49566963deb

    • SSDEEP

      3072:yxG0wfkYFEhNe4VTdRnTT8w4TWvjxt68PrbvZijAf+fzEZqsKgRNpW+og0S7wQzz:WwfkYFM+AZq2

    • Remcos

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

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks