Overview

overview

10

Static

static

10

QuasarRAT.exe

windows10-2004-x64

10

QuasarRAT.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    QuasarRAT.exe
  • Size 3.1MB
  • Sample260703-g2fppsgz8p
  • SHA256 db13c00aa0a61dee2d38d027038370eebadf1746c1bda12c5be0d16a2a7e743f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasarburggraven.nldiscoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • burggraven.nl

C2

  • burggraven.nl:81

  • burggraven.nl:8443

  • burggraven.nl:884

  • burggraven.nl:8080

  • burggraven.nl:8888

  • burggraven.nl:5555

  • controller.burggraven.nl:9999

  • controller.burggraven.nl:5555

  • botnet.burggraven.nl:5555

  • botnet.burggraven.nl:443

  • burggraven.nl:443

  • burggraven.nl:80

Mutex

  • 5ff7c49f-72a8-4b9a-b691-1b403bb05d0b

Attributes
  • encryption_key

    1F31CD0582BA6FBDA903BF4F947CCB13B60528E3

  • install_name

    burggraven.nl.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    burggraven.nl Client Startup

  • subdirectory

    burggraven.nl

Targets

    • Target
      QuasarRAT.exe
    • Size 3.1MB
    • SHA256 db13c00aa0a61dee2d38d027038370eebadf1746c1bda12c5be0d16a2a7e743f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    burggraven.nldiscoveryexecutionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks