General

  • Target
    c45749fcba433bc5b22bb7ae3a490d2b215dfc0f990a26893449a3063e08430d
  • Size 645KB
  • Sample260917-yxbcvsbf96
  • SHA256 c45749fcba433bc5b22bb7ae3a490d2b215dfc0f990a26893449a3063e08430d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.3.1 Pro

Botnet
  • RemoteHost

C2
  • trangchuae888.com:8080

  • c2.trangchuae888.com:8080

  • backdoor.trangchuae888.com:8080

  • www.trangchuae888.com:8080

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    1

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    ay391stx

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    ay391stx

  • mouse_option

    false

  • mutex

    Rmc-HRVGON

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %Temp%

  • screenshot_time

    2

  • startup_value

    

  • take_screenshot_option

    true

  • take_screenshot_time

    5

Targets

    • Target
      c45749fcba433bc5b22bb7ae3a490d2b215dfc0f990a26893449a3063e08430d
    • Size 645KB
    • SHA256 c45749fcba433bc5b22bb7ae3a490d2b215dfc0f990a26893449a3063e08430d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Remcos

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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks