General

  • Target

    9764bc832bfa8a9f3d7af1ea6747e7376774bd903e9cc545d9998f2657e97fa3

  • Size

    3.1MB

  • Sample

    241207-v6gdpaxlgs

  • MD5

    57145c33045ce67e1c1fe7c763438ab1

  • SHA1

    2a83ecef8bbe640577a2cc3f6602bbd8e7d6c847

  • SHA256

    9764bc832bfa8a9f3d7af1ea6747e7376774bd903e9cc545d9998f2657e97fa3

  • SHA512

    7ce3d6dbd3c3b05ff6fe1ac57888123cf5e01e890c5b5e7204859b361841d15fdb8a460626355236b9c3df58824cb1979c187f34fa6d7d282517023f3a26a112

  • SSDEEP

    49152:uvHI22SsaNYfdPBldt698dBcjH/N/9oGduTHHB72eh2NT:uvo22SsaNYfdPBldt6+dBcjH/Nl

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

RuntimeBroker

C2

qrpn9be.localto.net:2810

Mutex

fc5edab1-6e8f-4963-98aa-bd077e08750f

Attributes
  • encryption_key

    F749DCAC94A1FC3102D2B0CFBBFCB76086F86568

  • install_name

    RuntimeBroker.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    RuntimeBroker

  • subdirectory

    a7

Targets

    • Target

      9764bc832bfa8a9f3d7af1ea6747e7376774bd903e9cc545d9998f2657e97fa3

    • Size

      3.1MB

    • MD5

      57145c33045ce67e1c1fe7c763438ab1

    • SHA1

      2a83ecef8bbe640577a2cc3f6602bbd8e7d6c847

    • SHA256

      9764bc832bfa8a9f3d7af1ea6747e7376774bd903e9cc545d9998f2657e97fa3

    • SHA512

      7ce3d6dbd3c3b05ff6fe1ac57888123cf5e01e890c5b5e7204859b361841d15fdb8a460626355236b9c3df58824cb1979c187f34fa6d7d282517023f3a26a112

    • SSDEEP

      49152:uvHI22SsaNYfdPBldt698dBcjH/N/9oGduTHHB72eh2NT:uvo22SsaNYfdPBldt6+dBcjH/Nl

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks